Tim Bulters


About: Tim completed a bachelor Bèta-Gamma and Masters of Biology with an emphasis in Ecology and evolution at the University of Amsterdam. Before joining TheRockGroup he worked at the University in sustainability education. Now at TheRockGroup he continues his work in developing and giving sustainability education and training by coordinating the TESLA minor at the…

Bertus Tulleners


Distinguishing means from ends allows you to work on the right challenges in the transition to a sustainable economy and society. Phrased differently: don’t screw it up by confusing why & how. About: With an interdisciplinary background in Biology, Human Geography and Industrial Ecology Bertus has over 10 years experience in CSR and sustainable business.…