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

Sugar Research Australia

Research Director - INRAE, CBGP

Proffessor of Scientific Illustration, Universidade de Brasilia

Institute of systematics and ecology

Australian Museum, Sydney

graduate student, SUNY Environmental Science and Forestry

Professor of Zoology