professor and researcher in evolution and biodiversity, Naturalis Biodiversity Center

Museo Nacional de Ciencias Naturales / National Museum of Natural Sciences, MNCN …

USDA and Dept. Entomology, National Museum of Natural History, Smithsonian Institution

Research Director - INRAE, CBGP

Proffessor of Scientific Illustration, Universidade de Brasilia

Institute of systematics and ecology

graduate student, SUNY Environmental Science and Forestry

Australian Museum, Sydney

Entomologe, Universität Duisburg-Essen

Professor of Zoology