Distinguished Professor of Biology, University of California, Riverside

Associate Professor, P. Universidad Católica de Chile

Department of Geophysical Sciences, University of Chicago

Principal Researcher, Science Group, Natural History Museum, London

Associate Professor of Zoological Ecology, Institute for Future Studies

Assistant Professor of Biology, Case Western Reserve University

Swansea University

Universidade Federal do Rio Grande do Norte

Estación Biológica de Doñana (EBD - CSIC)

Lecturer, University of Reading