1. Hans-Werner Gessmann was a German psychologist and university teacher.

1. Hans-Werner Gessmann was a German psychologist and university teacher.
Hans-Werner Gessmann founded humanistic psychodrama and taught in Russia, India, and Africa.
Hans-Werner Gessmann established humanistic psychodrama in the field of child psychotherapy.
Hans-Werner Gessmann published a book series and the International Journal of Humanistic Psychodrama.
Hans-Werner Gessmann conducted empirical research in psychodrama and published over 200 articles on psychological topics.
In 1986, Hans-Werner Gessmann founded what was claimed to be Germany's first home-based sleep laboratory with the Department of Sleep Medicine.
Hans-Werner Gessmann developed and taught humanistic psychodrama from 1979 onwards, which became a key component of humanistic psychology.
Hans-Werner Gessmann considered faith, love, hope, and the idea of human community as essential to meaningful humanistic psychodrama.
Hans-Werner Gessmann was a member of the American Society of Group Psychotherapy and Psychodrama as well as the International Association of Group Psychotherapy and Psychodrama since 1977.
From 2007, Hans-Werner Gessmann taught clinical psychology in the faculty of social psychology of the State University Kostroma in Kostroma and was a professor of general and developmental psychology at the governmental Academy of Social Administration Moscow.
Hans-Werner Gessmann was the chief editor of the scientific ICCPP-Journal.
In September 2017, Hans-Werner Gessmann introduced group psychotherapy in Azerbaijan, with 141 psychotherapists from the country participating in Baku.
Hans-Werner Gessmann was a member of the International Organizing Committee of the VI International Scientific and Practical Conference at the State Krasnoyarsk Medical University Prof.
Hans-Werner Gessmann delivered lectures on humanistic psychodrama as group psychotherapy and offered presentations on psychosomatics with his scientific assistant Vishal Lohchab during August and September 2023 at the CHRIST in New Delhi and Bangalore.
Vishal Lohchab was trained in Humanistic Psychodrama by Hans-Werner Gessmann and wrote his master's thesis under Hans-Werner Gessmann's guidance.