Friedrich Wulf, b. 1966 in Sindelfingen (Germany), is a Biologist and vegetation scientist by training. After working for several years as a field biologist, he turned his voluntary engagement for nature conservation NGOs into a profession, serving as nature conservation officer at regional, national, EU and international levels for BirdLife and Friends of the Earth Germany. Since 2008, he works for Pro Natura – Friends of the Earth Switzerland – as international biodiversity officer. He represents Pro Natura and Friends of the Earth Europe at the Bern Convention and, by way of the complaints system, has successfully convinced the Convention to adopt a set of recommendations (Nr. 169/2013) to improve the state of the Doubs river and its endangered fish fauna on the Border between France and Switzerland.