He strongly believes that the future success of the photography profession is up to those who participate in the field, and he enjoys contributing his expertise through teaching. Dennis has been training apprentices since 1980 and teaches workshops for professionals in Switzerland and abroad. His experience teaching these workshops led him to realize how little importance is given to vocational training in many countries-a realization that inspired him to write this book. Since 2005, Dennis has been a partner and course instructor at cap-fotoschule, a photography school in Zurich, where he trains future professional photographers. See less