Prof. Angelika C. Wagner, Educational Psychology, University of Hamburg, is the founder of the Introvision method and has been leading a long-term research program on the development and resolution of inner conflicts for over 40 years. She is the author of the basic textbook, Gelassenheit durch Auflösung innerer Konflikte (Achieving Calmness by Resolving Inner Conflicts). Prof. Renate Kosuch (qualified psychologist, Cologne University of Applied Sciences) and Prof. Telse Iwers (Educational Psychology in Educational Science, University of Hamburg) have been contributing to the development of, empirical research on, and dissemination of Introvision for many years.