Leadership of the Section

Claus-Peter Röh

After finishing his studies in Pedagogy he worked from 1983 on as class-, music- and religion teacher at the Waldorf School in Flensburg, Germany. In addition to teaching, he worked at the Pedagogical University in Flensburg and gave courses at various teacher training seminars in Germany. Since 1998 he has been a member of the initiative group of the Pedagogical Section in Germany. In September 2010 he joined the Pedagogical Section at the Goetheanum in Dornach/Switzerland. Since January 2011, in cooperation with Florian Osswald, he has been leading the Section. Together with Constanza Kaliks and Peter Selg in the leadership of the General Anthroposophical Section since Easter 2020.

Constanza Kaliks

Born in 1967 in Chile, Constanza Kaliks grew up and lived mostly in Brazil. Constanza completed her studies of Mathematics in São Paulo, and went on to be mathematics teacher at the Escola Rudolf Steiner in São Paulo for 19 years. There she was also a teacher in the Waldorf Teacher training. Constanza has a Ph.D. in Education with a thesis on Nicolaus of Cuse. She is married with two children. She has been the Leader of the Youth Section at the Goetheanum since 2012 and is part of the board of the Goetheanum since 2015.

patricia.sethaler@goetheanum.ch ioana.viscrianu@goetheanum.ch

Peter Selg

Born in Stuttgart, Germany in 1963. 1986-1993 Study of medicine at the University of Witten/Herdecke, in Berlin and Zurich. Doctoral thesis: "Attempt to systematize Rudolf Steiner's human physiological ideas. An analysis of the entire lectures and written work (Witten/Herdecke 1995). From 1993 until 2000 Further training as a specialist in child and adolescent psychiatry and psychotherapy. Senior physician in the psychiatric department for adolescents and young adults at the Herdecke Community Hospital. From 2000-2002 Research associate at the Institute for Applied Epistemology and Medical Methodology (Freiburg).2002-2006 Head physician at the Ita Wegman Clinic Arlesheim (adolescent psychiatry and psychotherapy); since 2006 establishment and management of the Ita Wegman Institute for Basic Anthroposophical Research. Since 2007 professorship for medical anthropology and ethics at the Alanus University of Arts and Social Sciences; teaching in the Studium fundamentale and in the accompanying studies in anthroposophic medicine at the University/Witten-Herdecke. Since 2020, member of the Leadership of the General Anthroposophical Section of the School of Spiritual Science at the Goetheanum.


Karin Eckstein

Karin Eckstein, born in 1952, worked as a teacher at the Rudolf Steiner School Basel for forty years, gave with Ursula Locher many courses on botany in Ukraine and other countries. Since 2018 she has been part of a accompanying group for the young Hebet el Nil School in Luxor, Egypt. Since February 2019, she is working as the secretary of the First Class of the School of Spiritual Science.


Nicolas Criblez

Nicolas was born in Lima, and grew up in Peru and Switzerland. He completed his undergraduate studies in Philosophy (BA) and is currently specializing in History of Modern Philosophy and Philosophy of Science (MA). His main research focus is the connection between Hegel’s Science of Logic and Goethe’s scientific works, and Steiner’s philosophy of mind and epistemology. From 2011 to 2014 he studied in the Anthroposophical Studies in English at the Goetheanum with Dr. Virginia Sease, where he also taught courses on Steiner’s Philosophy of Freedom, and history of philosophy from 2016 to 2018. He speaks Spanish, English, French and German. In 2021, Nicolas joined the General Anthroposophical Section’s team.