Professor. em. University of Bern Born:6 December 1940 in Bern, Thesis: vegetation and glacier history, summa cum laude in 1972 Bern University. Assisting to Swiss Atlas of Plant Distribution, first Swiss research department. lichenology (chemosystematics and bio-monitoring air pollution). Lectures in plant biodiversity and vegetation ecology, director of the Bern Botanic Garden 1996-2006 and Professor h.c. 2000. Sabbatical stays: Bergen, Norway, Duke University in North Carolina, University of the West Indies in Jamaica and Missouri Botanical Garden in St. Louis. Emeritus 2006, guest prof. Delft University of Technology, Sabanci University in Istanbul. Moderating ‘Berne Debates’, early blog on plant biotechnology, presently—ASK-FORCE at PRRI (Public Research and Regulation Initiative) http://pubresreg.org/index.php?option=com_content&task=blogcategory&id=70&Itemid=71,-FORUM at European Federation of Biotechnology http://www.efb-central.org/index.php/forums/,—KLAUSBLOG at Black Sea Biotechnology Association, http://www.bsbanet.org/klausblog/. Numerous committees: Chair European expert committee on plant conservation, Council of Europe, founding member Planta Europa, Swiss Biosafety Committee Biodiversity Section of EFB. Several Swiss and European research projects on gene flow, plant conservation, lichen chemosystematics and monitoring air pollution. Publications on biogeography, vegetation history, vegetation ecology, plant systematics (monography on Bromus), gene flow of crops and their wild relatives and agricultural biodiversity. He also has a special interest in Pythagorean Harmonics science and holistic questions in evolution.