1. row (from the left): Johannes Kühl, Jan Albert Rispens, Alex Murrell, Prof. Dr. Simon Meinhard, Michael Jacobi
2. row (from the left): Mario Matthijsen, Dr. Matthias Rang, Dr. Johannes Wirz, Dr. Hans-Joachim Strüh, Vesna Forštnerič, Beatrix Waldburger, Dr. Susanna Kümmell
3. row (from the left): Prof. Dr. François Lusseyran, Eva Wohlleben, Dr. Cornelis Bockemühl, Martin Rozumek
Missing: Dr. David Auerbach, Simon Charter, Rolf Rüdiger Dorka, Craig Holdrege, Ueli Hurter, Dr. Gero Leneweit, Ruth Mandera, Prof. Dr. Schad, Dr. chem. Armin Scheffler, Sonja Schürger, Kees Veenman
Dr. Jochen Bockemühl †
landscape, botany, healing plants and former Head of the Natural Science Section
Renatus Derbidge
biology
Dr. Uwe Geier
sensitive crystallisation
Gerard Hotho
sensitive crystallisation
Haijo Knijpenga
kristallisation @goetheanum.ch
sensitive crystallisation
Laura Liska
lauraliska @cs.com
color and light in nature, seasons of the year
Dr. Georg Maier †
physics
Jürgen Momsen
healing plants
Dr. Damian Quero
sensitive crystallisation
Martin Rozumek
chemistry
Barbara Schmocker
office
Dr. med Birgit Seitz
sensitive crystallisation
Dr. Florian Theilmann
physics, physics education