Leadership of the General Anthroposophical Section

Justus Wittich

born 1955 in Berlin, Germany

Justus Wittich went to the Rudolf Steiner School in Berlin-Dahlem and studied economics at the Freie Universität Berlin. In 1979 he took over the management of the association of friends of Rudolf Steiner’s education, Freunde der Erziehungskunst Rudolf Steiners, in Stuttgart. Since 1985 Justus Wittich has been involved in adult education at “der hof”, a cultural, medical and spiritual community initiative in Niederursel, Frankfurt. In 1989 he became editorial manager of the quarterly members’ newssheet Mitteilungen aus der Anthroposophischen Gesellschaft in Deutschland, and he was a member of the Council of the Anthroposophical Society in Germany from 1992 to 2012. In 1998 he was actively involved in founding the international newsletter Anthroposophy Worldwide and, in 2000, he founded the company Mercurial which publishes the journals of the Anthroposophical Society in Germany. He is married and has three children.

Assistant Vorstand: patricia.sethaler@goetheanum.ch
Assistant Finance: nanna.osmer@goetheanum.ch

Joan Sleigh

born 1962 in South Africa
Birth and childhood in the Camphill communities in South Africa. Attended part Waldorf and part rural State education. Moved to Germany in 1982, mothered four children and trained as Waldorf Class Teacher in Witten-Annen. Returned to Cape Town, South Africa in 1995. Worked as class teacher at Michael Oak Waldorf School from 1995 – 2012 and as teacher trainer at the Centre for Creative Education from 2006 – 2012. Member of the International Forum for Steiner / Waldorf Schools (Hague Circle) and co-ordinator or the Pedagogical Section in Cape Town since 2010. She became a member of the Executive Council of the General Anthroposophical Society in 2013.

Assistant: patricia.sethalernoSpam@goetheanum.ch


Constanza Kaliks

Born 1967 in Chile
Constanza Kaliks 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. She received a Ph.D. degree in Educational Studies with a dissertation on Nicolaus of Cuse. She is married with two children. Since January 2012, Constanza Kaliks has been the Leader of the Youth Section and member of the Leadership of the School of Spiritual Science at the Goetheanum and since end of March 2015 member of the Executive Council of the General Anthroposophical Society.

Assistant: ioana.viscrianu@goetheanum.ch

Matthias Girke

* 1954 Berlin
Matthias Girke is a specialist in internal medicine, diabetology and palliative medicine. He was a co-founder of the hospital for Anthroposophic Medicine Gemeinschaftskrankenhaus Havelhöhe in Berlin, Germany, where he was head of Internal Medicine for more than 21 years. He continues to serve as a consultant and advisor and to see outpatients there. He has been head of the Medical Section of the School of Spiritual Science at the Goetheanum since September 2016 and a Member of the Executive Council of the General Anthroposophical Society since April 2017.

Assistant: Doris Witter, Medical Section