Contributors

Fabian Thorns is the Director of Product Development at Linux Professional Institute, LPI. He is M.Sc. Business Information Systems, co-founder of a consulting company, a regular speaker at open source events and the author of numerous articles and books. Fabian has been part of the exam development team since 2010.

Dr. Markus Wirtz studied Slavic studies and musicology and initially worked for SUSE. There he was involved in the development of the German-language book series. In 2003, he founded the publishing house Open Source Press in Munich (Germany) and managed it until 2017. Since 2018, he has worked as Senior Product Manager at LPI.

The People behind the Learning Portal

Stephen Murphy is an Associate Professor in the school of Computing and Digital Technology (CDT), at Birmingham City University (BCU) in the UK. Steve’s passions are teaching and technology but he wears many hats: providing leadership on learning technologies, Linux certification and the teaching and learning community of practice. He also spearheads technology projects around BCU and provides consultancy both internally and externally on open source software, security and cloud technologies. Outside of the day job, he is a subject matter expert for the Linux Professional Institute and a member of their Academic Advisory Board. Steve has been involved in the learning materials project from the start and led the group that founded the project. An experienced external examiner, Steve regularly sits on academic validation panels. His research interests revolve around open source software, education and IT security.

Dipl. Inf. Thomas Michels studied computer science and economics at the University of Saarland and was then self-employed for 10 years in the field of network technology and web technologies. In 2008 he completed a second degree in Computer Science, Catholic Religious and Educational Sciences. Since 2009 he has been working as a teacher for computer science and religion at the Technical and Commercial Vocational Training Centre TGBBZ1 in Saarbrücken. In 2017 he took over the chairmanship of the Academic Advisory Board of the LPI.

Adolfo began his journey with Linux back in 2003 as a student and user. It was love at first sight after trying Knoppix. He studied as a Systems Engineer at the Polytechnic University of Valencia (Spain) and later, in addition to obtaining several Linux certifications, he dedicated himself professionally to systems administration, scripting with bash and ansible, consulting services, cloud services, engineering and automation for several IT multinational corporations. He is currently collaborating in the review of preparation materials for LPI exams. Besides Linux, he is passionate about technology, sports, healthy living, and rock and metal music.

At a very early age, Alejandro developed a liking for electronics, computers, linguistics and herpetology -- areas of knowledge in which he holds different degrees/certifications. He has worked as a teacher, translator, sysadmin and computer technician. Currently he works as a technical consultant and Moodle administrator in the Department for Lifelong Learning at the Ministry of Education in Murcia, Spain. When he is not working he enjoys spending some time studying cognitive psychology, taking care of his pet reptiles, coding, playing retro video games, blogging or going to Anime conventions with his girlfriend.

Amar Tufo has a bachelor’s degree of archaeology from Bosnia and Herzegovina, with a primary interest in archaeology and history of the ancient Near East. He is an experienced writer, founder and editor-in-chief of BHLLinux.com — Bosnian first Linux website — and aspiring Linux system administrator.

Andrea Palumbo is a lawyer and deals with cyber security, privacy and open source, subjects in which he also provides consultancy and training. He is a frequent speaker at conventions and conferences specializing in ICT-related topics.

Andrea started his ICT career in the mid-90’s and has acquired a lot of experience managing heterogeneous infrastructure environments. Since 2002 he has worked as an independent consultant. His first Linux distro of choice was a Debian “Buzz” in 1996, and has a really long-lived love with the “Penguin”. Together with his technical activities, 4 years ago Andrea began teaching Linux and other Open Source technologies. He is deeply convinced that knowledge without sharing is useless. He has collaborated with LPI Italia since 2017 to spread the value of certification in the job market. Andrea is also LPIC-3 certified.

Andrea has always been fascinated and curious about how the world works around her, eager to explore and learn about everything she encounters. With a BSc in Software Information Technology and an MSc in Computer Science Engineering, she is driven by her passion for understanding technology and its applications. In her free time, Andrea loves to read, spend time in nature, and explore new places and experiences on the road. She loves being a part of this project as it helps those who are facing language barriers but are eager to learn, to access valuable knowledge and resources.

Andrew Mallett is an all around Linux professional with in depth knowledge of the OS and this is supported with scripting in Bash, Perl, Python and Ruby and application development in C, C++ and Java. Having worked for many years in training, Andrew has developed automated course build systems after endless time wasted on Friday nights. The first build system he built was aptly named “Friday nights.” He has authored training courses on Microsoft Deployment Toolkit as well as countless bespoke PXE solutions to training organizations. His commitment to the community shows in the amount of content that he has uploaded to his YouTube channel since theurbanpenguin was founded in 2009, as well as more recently helping with the Google / Raspberry Pi CoderDojo project. He also teaches Linux in schools and colleges. Over the years Andrew has taught Novell, Microsoft, Lotus Notes, Citrix, Solaris as well as Linux. It is Linux, though, where his love is. Andrew is able to help you understand how the product will fit into your organization and understand the heterogeneous environment we all work in.

The People behind the Learning Portal

Andy Oram is a writer and editor in the computer field. His editorial projects at O’Reilly Media ranged from a legal guide covering intellectual property to a graphic novel about teenage hackers. Andy also writes often on health IT, on policy issues related to the Internet, and on trends affecting technical innovation and its effects on society. Print publications where his work has appeared include The Economist, Communications of the ACM, Copyright World, the Journal of Information Technology & Politics, Vanguardia Dossier, and Internet Law and Business. Conferences where he has presented talks include O’Reilly’s Open Source Convention, FISL (Brazil), FOSDEM (Brussels), DebConf, and LibrePlanet. Andy participates in the Association for Computing Machinery’s policy organization, USTPC.

Benoit Benedetti works at the University of Nice, France, where he manages Linux servers and Linux-based computer labs. He has written numerous articles on open source tools for French specialized publications. When he is not in front of a computer, he enjoys traveling, scuba diving, and hiking.

Bryan J Smith first deployed and contributed to open source software in the '90s as an engineer, supporting CAM, EDA and HPC on Linux. He transitioned into IT consulting and training with the new millennia, working at leading embedded and enterprise Linux vendors. Mr. Smith’s enterprise experience has focused on open source-based infrastructure in large scale (10K+ instance) data centers; primarily financial services and public sector. His work in the Americas includes some of the first and largest OSS storage, VDI and related IaaS, PaaS and DevOps solutions on behalf of several industry leaders. Mr. Smith is a graduate of UCF’s College of Engineering and Computer Science, holds four dozen (48) IT certifications from a dozen (12) different programs, and has been involved with the development of several, including LPI, for over a decade.

Cesar Brod is the Director of Community Engagement for Latin America at the Linux Professional Institute. He felt in love with Unix and its Philosophy in the early 1990’s and became a Linux user before the kernel reached version 1.0. Since 1997 he has been living out of Free and Open Source related services and he is a true believer Agile and Linux are two tales of a same community. Cesar has also worked with educational institutions in Brasil helping create success business models using Free and Open Source Technology enterprises, generating employment and income for hundreds of people. He also wrote books on agile methodologies, computer programming, technology in education and if you look carefully into the Kindle store you will find also a novel and a sci-fi story. Cesar translated several books into Portuguese (such as The Mythical Man-Month and The Design of Design, both by Fred Brooks, Jr.) and reviewed a good amount of articles and books both in English and Portuguese (such as The $1 Prototype, by Greg Nudelman).

Daniel Gómez is a systems engineer specializing in IT auditing. He is passionate about technology and open source since he was 17 years old and has been an instructor of Linux technologies in the community and institutions globally for more than a decade. He holds certifications such as LPIC-2 and LPI Security Essentials. He currently works in a telecommunications company as a technology project leader and seeks the adoption and massification of open source from his position.

David Clinton is a Linux System Administrator and AWS Solutions Architect living in Toronto, Canada. He is the author of books (Wiley/Sybex, Manning, independent) and courses (Pluralsight) on Linux administration, cloud computing, server virtualization, and orchestration management. David just wasted six hours writing a Bash script to automate the management of email forwarding rather than properly diagnose a broken postfix mail server.

Dávid has been interested in IT since his childhood, he studied Computer Science Engineering at University of Miskolc. He is interested in data mining and IT security. He met with Linux at school in 2004, when he was 11 years old (the distribution was the first Hungarian distribution, UHU Linux). His teachers said that Linux has no future, now he is very glad that he hasn’t listened to them and can be a part of this “non-existing” future. He loves freedom, he drives a lot in his free time and for him the travelling is more of a pleasure than the arriving.

Dimitrios Giannoulakis is a Senior Network Engineer with a Bachelor’s degree in Computers Science and several certifications in Networking and IT fields. With over 15 years of working experience in multinational enterprises and integrator companies, he started his career in the IT department and later focused on the Network field. This new focus has been a more attractive area of expertise and has led him to eventually work in Network Security and Software Defined Networks. Linux is one of his passions as it hosts the Network Security, SDN, and Programmability platforms that he works with. In his free time, he spends it with his two treasured kids and his lovely wife.

Elżbieta Godlewska has worked as representative of Linux Professional Institute (LPI) in Czechia, Poland and Slovakia since January 2011. Elzbieta worked on certification programs and career support for IT professionals for many years, previously as senior manager at CompTIA for EMEA region. Since 2005 dedicated to promote Open Source related issues.

Eric Brauer is a professor at Seneca College in Toronto, Canada. He has been a Linux user since 2008.

Flávio Schefer, International Relations student, started on Linux very early on, using Ubuntu at school. Interested in International Politics, and proficient in English, coupled both passions when joined LPI.

Florian is a proud uncle and lives in Kaufbeuren, Germany. He has been a free and open source enthusiast since 2004 and is one of the founders of the LibreOffice project and The Document Foundation. As a student, he developed school networks based on open source and volunteered as lead of the international marketing project at OpenOffice.org, where he also helped with the infrastructure. With over 130 articles published in print and online magazines worldwide, he loves to share knowledge on topics such as free software, open standards, legal matters and community building. He invented the Munich open source cooking and is a frequent speaker at conferences worldwide. He truly believes in the idea that by engaging in open source projects everyone can learn about their true interests and skills. In his spare time, Florian enjoys the beautiful landscape of the Allgäu region and loves to listen to music on good headphones.

Gabriel Trentini is based in São Paulo, Brazil and he has studied technologies for the last 4 years. Gabriel works with operating systems since he was twelve. He began to learn Unix/Linux on his own when he saw the influence and the relevance of its usage around many technologies that we support today. Gabriel had his first contact with Linux at Market in one the most relevant IT services provider of Latim America. Gabriel now is an enthusiast in Linux, cyber security and open source philosophy. He also loves music, technologies, languages and how it all can work together.

Hiroharu Nagahara began using Unix in the 1980s to connect to the UUCP network. In the 2000s he switched to Linux and began to participate in activities for the Linux Professional Institute. In the 2010s he switched his focus to system development for government institutions and commercial enterprises. To this day he continues to write on the subject of Linux in magazines and educational books while still developing software for the Linux platform.

Ingo Wichmann is an Open-Source professional and OpenStreetMap enthusiast. He lives and enjoys to work at Linuxhotel. You may have met him as an organizer at LinuxTag (2004-2014) or at the German Unix Users Group.

James Kiarie is an accomplished Linux system administrator with hands-on experience in managing servers, troubleshooting issues, and optimizing system performance. Proficient in shell scripting, security protocols, and network administration. Passionate about open source technologies and continuous learning.

James studied computing at Birkbeck College in London. He is an experienced IT professional who has worked in both education and commercial sectors. James is LPIC-1 certified.

Jeferson currently lives in Sao Paulo and is a software developer at an air traffic technology company, where he uses Java and Javascript to develop web systems. He holds a bachelor’s degree in applied mathematics, with an interest in fields such as web scraping, data analysis, software development, automation, among other things. When not working, he is running or cycling.

José Álvarez Rodríguez is a passionate technology enthusiast who tries to improve his knowledge in this area every day. He is constantly looking for new challenges and enjoys listening to the opinions of others in order to get the best results. José graduated with a degree in System Engineering at the Universidad Americana of Costa Rica. He holds certifications as an LPIC-2 Linux Engineer, in ITIL Fundamentals, and in Scrum Fundamentals, and is learning more about open source and new technologies. He wants to grow professionally and personally without forgetting his origins.

José Carvajal Chaves is an experienced system administrator with over 16 years in the IT market. Excellent reputation for solving problems, improving customer satisfaction, and driving the overall operational improvements. Enthusiastic professional that contributes to the team success through hard work, attention to detail, and excellent organizational skills. He has been working on Linux technology and Free Software / Open Source communities in Costa Rica since 2000. He is a professor at public universities and teaches topics such as Linux Server Administration, Economy of Free/Open Source, and FLOSS legal frameworks.

Juan Ibarra has a degree in Systems Analysis and is a student in a Master in Data Science. He is a university professor at the Universidad Nacional del Este in Paraguay. With 10 years of experience in IT, he has been using Linux since the beginning of his professional career as a developer and currently working as Partner Success Manager at Linux Professional Institute.

Julia Vidile is a polymath; she minored in Fine Arts and majored in Translation at the University of Sao Paulo, then decided to move to France (where she still lives) for a Masters in Art Criticism. She works as a translator since 2002, having been the first translator of Linux Magazine Brazil and written a bunch of articles on popularisation of technology for several Brazilian magazines and sites. Recently, she became a professional grief therapist, alongside her translation work. She also dabbles in sewing, puppetry, astronomy, theatre, and burlesque.

The People behind the Learning Portal

Kemel Zaidan holds an MBA in Information Technology from the University of Sao Paulo and is an active member of the Brazilian FLOSS (Free Libre Open Source Software) community but also an advocate for the digital inclusion and free knowledge causes. In the professional field, he has worked as the editor of Linux Magazine, Admin Magazine and iMaster Magazine, and had technology and free software related columns at Locaweb Magazine, iMasters Magazine and Corporativo Newspaper. He has spoken at several of the most important open source software and technology related events in Brazil, like QCon, Campus Party, FISL, Latinoware, RubyConf, The Developers Conference, etc. With a handful of different experiences, he is today the Product Manager for Cloud and AI for a large Telecom in Brazil.

Kenny has worked with Unix-like operating systems since his introduction to them while serving in the U.S. military in the late 1990s. Kenny has been involved with the Linux community in various capacities such as teaching Linux for a variety of training organizations, deploying Linux in local government institutions up to large Universities. Kenny views Linux as more of a vehicle to help solve problems and to learn how computers work.

Kevin Glendenning has been working with Linux Professional Institute since 2003 and is currently the IT Manager and Privacy Officer. He runs a Toronto-based Linux and open source consultancy founded in 1999, and is the co-founder of a mentored Linux training organization.

Kincső is a final year Technical Management student at the Faculty of Mechanical Engineering and Informatics of the University of Miskolc, Hungary. Although she got acquainted with computer science relatively late, only at university, she likes Open Source and the idea of freedom. She loves retro stuff and is passionate about fountain pens and custom stationery. If she wants to relax, she likes to spend time in nature, especially hiking in the High Tatras.

Kostas Apostolopoulos has a bachelor’s degree in Economics from the National University of Athens. He currently works as a Support Engineer for a company that utilizes the Raspberry Pi as an IoT device. He is certified LPIC-2, LFCS, and CCNA, and one day he hopes to earn an LPIC-3 certification. In his free time, he likes to watch movies and play chess online.

Dr. Lisa Käde, B.Sc. is an attorney at JBB Rechtsanwälte, Berlin, specialised in Open Source Software law and Artificial Intelligence. She has a background in both law and business information technology (B.Sc., Stuttgart, Germany) and has been working as a web developer during her legal studies (University of Freiburg, Germany, and Carleton University, Ottawa, ON, CA). She also is a manager of the non-profit organization RAILS (Robotics and AI Law Society) e.V., member of ifrOSS (Institute for Legal Issues regarding Free and Open Source Software) and Creative Commons Germany and passionate about access to education.

Luciano Antonio Siqueira holds a degree in Applied and Computational Mathematics from the University of São Paulo (USP, the major institution of higher learning and research in Brazil) and in Psychology from Universidade Estadual Paulista (Unesp, one of the largest and most important Brazilian universities). He works as an author and developer in Free Software, has published several books in the area and has already taught Linux Certification courses in Brazil, Uruguay, Colombia and Jamaica.

Maik Brenke has been an enthusiastic Linux user and programmer since his youth. As system administrator and embedded Linux developer he has been working on hardware and software projects. Besides the development of linux-based operating systems for embedded systems, he mainly deals with network technologies and the creation of firmware. He lives his passion for supporting free software in various projects and communities.

Marcel Kornegoor earned a Master of Arts degree back in 2008 and currently works as DevOps and Cloud consultant/trainer and managing director for the Dutch open source and Linux specialist AT Computing. Being a technology-addict for almost 20 years, Marcel writes about cloud, DevOps and other IT-related subjects on a regular basis. You can find him on Twitter, LinkedIn or send him a mail via mkornegoor@atcomputing.nl.

Marco Colombo graduated in Telecommunication Engineering at the Polytechnic University of Milan and has been dealing with network administration and IT service management for more than ten years. He holds some important IT certifications including ITIL Foundation, PRINCE2 Foundation and LPIC-1. He is also a trainer, a writer and the author of the Linux workbook “LPIC-1 101-500 Practice Exams” which was designed to help students, enthusiasts and experts improve their Linux skills and test their knowledge before taking the real LPI 101 exam.

Massimiliano “Max” Roveri is a writer, blogger, editor and social media manager. He started writing on the internet in the late '90s and he went back to the digital media in 2009. Since 2014 he lives in Ireland and, since 2015, he has been part of the LPI Italy team. He is professionally involved in cultural mediation projects, with an event management side, and in education projects as a professional and as a volunteer as well. With a background in humanities and philosophy, he loves to address the ethical and social aspects of Open Source, with an approach that nods to Gregory Bateson and Robert M. Pirsig.

Michael Gisbers is a freelance IT consultant and trainer specializing in Linux system administration, data security and training. He is LPIC-3 certified and chairman of OpenRheinRuhr e.V.

Mickael Rigonnaux currently works as a network and security administrator for Corsica’s only data hosting company, with two datacenters on the island. After completing a BTS SIO in Ajaccio and a Master Degree in Computer Science in Aix-en-Provence, he shares his passion for free software and security on his tech blog. He’s focussing on operational security, GNU/Linux system administration and network management. After getting started on Ubuntu in 2015, he currently works as a network administrator and uses Arch Linux.

Minh Trang studied English for Science & Technology in HUST - Vietnam’s most prestigious university of science and technology. She recently took a grand interest in methods of teaching English for Science & Technology, especially within Linux-related range after becoming Linux' academic translator.

Naoki Asano has taught various subjects to many students, studying a lot on his own. He came across Linux around 2010 and was charmed by it. Since then, he has created teaching meterials and developed small programs on the Linux environment along with daily use such as browsing the Internet or writing some documents. He has an ambition to make Linux more common for ordinary people in Japan. Naoki Asano has taught various subjects to many students, studying a lot on his own. He came across Linux around 2010 and was charmed by it. Since then, he has created teaching meterials and developed small programs on the Linux environment along with daily use such as browsing the Internet or writing some documents. He has an ambition to make Linux more common for ordinary people in Japan.

Nataliia is an Associate Professor of Zaporizhzhia National University (Ukraine), teaches students majoring in Software Engineering. She is skilled in Networking, Cybersecurity, Internet of Things and Engineering Pedagogy. Nataliia is the lead and instructor of Cisco Academy since 2005. Her purpose is to help young people make an IT career and become successful citizens of the world. Nataliia believes that it is important to teach complex things clearly.

Neal Frith has over thirty years of experience working with and for companies ranging from start-up to Fortune 500. Neal has assumed individual contributor, management, and consulting roles during the design and development of hardware, software, and embedded systems. Neal’s background is a mix of hardware and software. But his focus has always been on the processes, procedures, automation, and tools that increase quality and productivity. His early work with hardware microcode simulation was chronicled as part of Tracy Kidder’s Pulitzer prize winning book: “The Soul of a New Machine”.

Ngoc Binh Tran is a graduate of English Language Studies from Ho Chi Minh City University of Foreign Languages and Information Technology (HUFLIT). She is passionate about technology and has contributed to the LPI as a reviewer for the translation of academic Linux materials into Vietnamese. She is eager to seek opportunities to work in information technology and English-Vietnamese translations to develop her skills and contribute to the industry’s advancement.

Nicolas Kovacs is the founder of Microlinux, a small IT company in South France with a focus on Linux and Open Source software. He has authored a series of books about Linux for the french editor Eyrolles under the pen name “Kiki Novak”, as well as numerous articles for various Linux magazines. When he’s not busy working as a system administrator or Linux trainer or thinking out loud in his popular tech blog, he’s most probably clearing his mind on a climbing trip.

The People behind the Learning Portal

Nizar Kerkeni, is a university teacher in computer science at the Faculty of Science of Monastir — Tunisia. He teaches modules related to operating systems and preparation for the Linux certification. He is a member of the free software community in Tunisia for more than fifteen years. He is among the founders, in 2007, of the official Ubuntu Tunisia local community (ubuntu-tn LoCo Team) and Ubuntu member since 2008.

Peter is a software and hardware enthusiast passionate about optimizing the way students learn across the globe. He has worked in six countries, speaks six languages, holds a B.Sc. in Computer Science from Technical University Berlin and is pursuing a M.Sc. in Machine Learning at the Georgia Institute of Technology. When he’s not collaborating on projects, he’s scaling a rock wall somewhere.

Rafael Rigues, immersed in technology since he was 10 years old, is a writer and editor with almost 20 years of experience in the technology business. As editor of “Revista do Linux” and “Linux Magazine Brazil” in the early 2000’s, he helped spread the word about Linux and Open Source software in Brazil, later moving on to head two of the most respected technology publications in the country, “PC Magazine” and “PC World”. He specializes in guides, tutorials and product reviews, from computers to consumer electronics, and has authored books about Linux, Retrocomputing and the use of technology in education.

Randolph is a system administrator who started using Linux, precisely Ubuntu 5 years ago. He shares his experience on a daily basis to beginners and intermediate users. He is an avid script writer, passionate about automation and high availability issues. When Randy is not maintaining servers, he is either sharing his knowledge, meditating or enjoying physical activities. He draws his inspiration from religious life and his model, Jesus Christ.

Ricardo holds a degree in Information Technology at Unicamp and a graduate degree in Computer Network at UFSCar. He has over 18 years of experience working with Linux and various Open Source technologies as sysadmin and support analyst, mainly in big telecom projects in Brazil, US and Portugal. Since 2016 he has been dedicated to the development of content and online courses to help professionals to initiate their careers with Linux and Open Source, and to be successful in the LPI certification exams.

Roxana Avirvarei is a student at Birmingham City University, studying Computer Networks and Security. She is Linux Essential Certified and has a strong interest in open source and the Linux operating system. She is also a laboratory demonstrator for the Linux modules at Birmingham City University. After she graduates, she plans to work in cybersecurity and hopes to continue building her open source skills.

Serhii Dziuba has more than 20 years of experience in implementing STEM in formal and informal education. His main areas of activity are robotics, engineering, microelectronics, web development, computer networks, cybersecurity and the Internet of Things. Serhii is the founder of the STEM-center Socrates, where students from 1st to 11th grades are trained, students have an internship, training materials are being created for learning different areas of STEM. Serhii is the lead/instructor of Cisco and Oracle academies. He spends a lot of time participating in the preparation of student teams for competitions in robotics (FTC, FRC, Robotraffic etc).

Thao Vy Do Ngoc is majoring in Business English at Foreign Language and Information Technology Ho Chi Minh City. Vy has a strong passion for teaching and translating as well. Since 2021 she has worked as an assistant and translator including marketing materials and academic documents. In the information technology field, she has worked as the freelance editor of Linux Essentials Learning Materials.

Thoa Huynh Tran Kim graduated in International Business at University of Economics Ho Chi Minh city and is working as PR and Communications Specialist in the IT industry. She specializes in translating and editing technical catalogues and materials (Vietnamese and English) for commercical and internal use. With a strong passion on technology product, she is also a freelance content writer, translator mainly focused on IT domain. Being a reviewer of LPI Learning Materials project, she hopes to support Linux system administrators to gain valued certifications for their works.

Toby Dunn is a final year computer networks and security student at Birmingham City University. His area of expertise is web security, cryptography and system architecture. To help get more students interested in computer security Toby has worked with fellow students on his course to design, build and program a series of capture the flag events. After graduation he hopes to become a security consultant.

Tyler Burns started his career in the U.S. Air Force. He was on active duty from 2004-2010. During that time he worked with mostly UNIX and Linux systems. After leaving active duty, Tyler worked for Raytheon as a software engineer until 2014. He now works for HRSD as a UNIX systems administrator.

Pascal Uriel Elingui is a Linux Engineer, he is the Director of Technological Innovation at Groupe CERCO. He has a diploma in Design Engineering in Telecommunication and Computer Science. He has been teaching Linux for 9 years in engineering schools. Insatiable learner, he quickly adopts the technology trends of the last 10 years: Mobile app programming, Big Data, Data Science, Artificial Intelligence, Robotic Process Automation,…​ He is the Co-lead of the Facebook Developer Circles Ivory Coast. He is very involved in community activities in order to enhance developers' skills in Africa.

Werner Heuser is a freelance trainer for preparatory courses regarding LPI exams and other topics related to Linux. Since 1998 he has been working with Linux on mobile computers. He lives, works and dances Tango-Argentino in Berlin (Germany).

Yoel Torres is a system administrator and also works as an English teacher. He loves minimalism, that’s why he enjoys the command line and tiling window managers. He has been using Debian and Archlinux for a long time, his two favorite Linux distributions. Yoel enjoys building systems by hand and understanding how they work. He always shares knowledge with colleagues and friends and participates in Linux/FLOSS communities.

Zdravko Sokcevic is a full stack web engineer with a bachelor’s degree in electrical engineering. For the past five years, he has worked in customer support for international companies in various industries, developing advanced, scalable web applications. Zdravko has deep knowledge in network and application security.