Michael Dietrich has been working in the field of technology-enhanced learning since 2001. He started as a research assistant and, after completing his graduation, became a full member of a research group at Saarland University. In 2012, he joined the Educational Technology Lab at the German Research Center for Artificial Intelligence (DFKI). Throughout his career, he has worked as an engineer on intelligent tutoring systems for mathematics, physics, chemistry, and medicine, as well as on health-related mobile applications for kindergarten staff. In addition, he has contributed to projects focusing on performance support and knowledge application for industrial shop-floor environments.