Department of Entomology, Center for Pollinator Research, Huck Institutes of the Life …

Visiting Professor at The University of Northampton (UK) and the Kunming Institute of Botany …

University of Reading / ULB

USDA-ARS-PWA Pollinating Insect Research Unit

Institute of Botany, Faculty of Biology, Jagiellonian University

University of Manitoba

Agroecology, Aarhus University, Denmark

Muhammad Nawaz Shareef University of Agriculture, Multan

Research Associate Professor Entomology, Penn State University

French National Institute for Agriculture, Food and Environment