Senthil Kumaran S, popularly called “stylesen” on the Internet, is from Chennai, India, and is currently working as a LAVA Software Engineer for Linaro Ltd., in Cambridge, UK. He is a free software enthusiast and contributes to many free open source software projects. He is a Full Committer of the Apache Subversion version control system project and a Project Management Committee (PMC) member at Apache Software Foundation. As a Debian Maintainer, Senthil maintains packages such as django-compat and many Linaro Automated Validation Architecture (LAVA)-related packages for the Debian operating system. He has previously authored the book Open Source in the Tamil language. Senthil has contributed many articles to Linux For You magazine and is a regular speaker at various technical events. He holds a bachelor’s degree in Computer Science and Engineering from Thiagarajar College of Engineering, Madurai, India, and a master’s degree in Software Systems from Birla Institute of Technology, Pilani, India.