Jack Jansen is a senior researcher at Centrum Wiskunde & Informatica (CWI), with over 25 years of experience in multimedia and distributed systems. Empowering people to put available technology to a use they themselves envision is his driving principle. This results in activities ranging from languages, such as Python, via web standardization work (SMIL, Rich Web Application Backplane) to implementing systems for accessible and reusable multimedia (Ambulant). In the recent past he was the main programmer with Oratrix, a startup that aimed to bring structured multimedia content to the Web. He participated in the EU-funded Vconect project, and since more recently in the H2020 project 2-IMMERSE as the main software architect.