Ph.D. in Library and Information Science. Petra Hauke serves as lecturer at the Berlin School for Library and Information Science at Humboldt-Universität zu Berlin, Germany, and for the Austrian Library Association’s educational programme. She has served as editor and has authored numerous library science related publications. She has presented many papers internationally-wide at IFLA and other international and national conferences. She has taught on a wide range of library-related subjects at Humboldt-Universität zu Berlin and a host of other universities in Germany and abroad. Her career spans more than 35 years of expertise in both public and academic libraries. Petra Hauke has served for IFLA since 2005 in different Sections and positions, currently as secretary of ENSULIB, IFLA’s Environment, Sustainability and Libraries Section. She is also a founding member of the German-speaking "Green Library Network". https://www.ibi.hu-berlin.de/de/ueber-uns/personen/hauke