Andrzej Pietrasiewicz graduated from Warsaw University of Technology, Faculty of Electronics and Information Technology, Warsaw, Poland in 2002. From then on he had been developing special purpose systems in C++ for over 5 years. Then for 3 years he had been involved in various smaller projects and the development of an Eclipse-based IDE. For almost five years he has been working on the Linux kernel. Andrzej is the original author of the drivers/media/platform/s5p-jpeg driver and has also significantly contributed to converting USB gadgets and functions to configfs. Andrzej spoke at LinuxCon North America 2013 and 2014, and Linux Plumbers 2013.