1. Entomology and Nematology Department, Honey Bee Research and Extension Laboratory, Gainesville, FL, USA
2. Independent Senior Scientist, Industrial District, Easton, MD, USA
3. Molekulare Ökologie, Institut Für Biologie, Molekulare Ökologie, Martin-Luther-Universität Halle-Wittenberg, Halle, Germany
4. College of Fisheries and Life Science, Hainan Tropical Ocean University, Yucai Road, Sanya, China