| Membership in committees | ||
| 1992-1997 | Museum and Research Zoo Comm., Dept. of Zoology, Tel Aviv University. | |
| 1993-2000 | Teaching Committee, Faculty of Life Sciences, Tel Aviv University. | |
| 1993- | Ecology Graduate Program Committee, Faculty of Life Sciences, Tel Aviv University. | |
| 1993-1994 | Teaching Committee, Department of Zoology, Tel Aviv University. | |
| 1995- | Faculty of Life Sciences, steering committee for the B.Sc. program with a double major. | |
| 1996-1998 | Israel Academy of Sciences and Humanities, task force for the future of natural history collections in Israel. | |
| 1997-1998 | Planning Committee for a natural history museum at Tel Aviv University. | |
| 1998- | Departmental Committee, Department of Zoology, Tel Aviv University. | |
| 1998- | Zoological Gardens Committee, Department of Zoology, Tel Aviv University. | |
| 1998-1999 | Academic Planning Committee of the Faculty of Life Sciences, TAU. | |
| 2000 | Planning committee for building the School of the Environment. | |
| 2001- | Steering Committee for Nature Campus, Public Programs, Exhibitions & Education at the National Collections of Natural History, the I. Meier Segals Garden for Zoological Research and the Botanic Gardens. | |
| 2001- | Museum Committee (Chair), Department of Zoology, Tel Aviv University. | |
| Other duties | ||
| 1995- | Director of the National Collections of Natural History at Tel Aviv University. | |
| 1998-2002 | Member of the Board of Directors of the Nature and National Parks Protection Authority of Israel (INPA), and member of the Science and Education Committees of the Board. | |
| 1998-1999 | Member of a Discussion Group on Sustainable Development and Biodiversity, the Ministry of the Environment. | |
| 1998-1999 | Member of the Academic Think Tank of the Heschel Center for Environmental Learning and Leadership. | |
| 1998-2002 | Member of the National Parks and Nature Reserves Council of Israel. | |
| 2000- | Member of the Scientific Advisory Board of the International Institute (Peoples) | |
| 2001- | Member of the Board of Directors of the Society for the Protection of Nature in Israel (SPNI), member of the steering committee if the board, member of the board's conservation committee, and member of the SPNI Council. | |
| 2001- 2002 | Scientific advisor to the Natural History Museum of Los Angeles County for an NSF funded exhibit on "dogs" (co-curators Blaire Van Valkenburgh, Robert Wayne, and Linda Abraham). | |
| 2001 | Judge, National Youth Science Fair, Science Museum, Jerusalem. | |
| 2001 | Judge, International Science and Engineering Fair, San Jose, USA. | |
| 2001 | Advisory committee for the Minister of the Environment's award for volunteers. | |
| 2001- | Chair Israel MAB (Man and Biosphere) UNESCO Committee. | |
| 2001- | Member, Israel IGBP (International Geosphere Biosphere Program) Committee. | |
| 2002 | Judge, National Youth Science Fair, Science Museum, Jerusalem. | |
| 2002 | Advisory committee for the Minister of the Environment's award for volunteers. | |
| 2002- | Head, Nature Conservation Research Institute, Tel Aviv University. | |