Pierre Jolivet, Ph.D. (1954) in Biology, University of Paris (Sorbonne), is now retired. He taught at various Universities around the world and travelled intensively collecting and studying insects. He worked at the French Museum of Natural History in Paris and travelled with UN specialized agencies.Michael Schmitt, curator of Coleoptera and Head of Department of Arthropoda at the Zoologisches Forschungsmuseum Alexander Koenig, Bonn (Germany), Diploma in Biology 1976, Dr.rer.nat 1982, from Freie Universität Berlin (Germany), Habilitation (1993) at Albert Ludwigs-Universität Freiburg im Breisgau (Germany), appointed extra-plan Professor of Zoology at Rheinische Friedrich Wilhelms-Universität, Bonn.Jorge A. Santiago-Blay was born in San Juan, Puerto Rico, in 1955. He finished an M.S. in Biology, with emphasis in zoology, at the University of Puerto Rico. In 1990, he completed an MA in Botany and a PhD in Entomology at the University of California at Berkeley. He pursues his broad research interests in arthropods and plants - including exudates and amber - as a Research Collaborator in the Department of Paleobiology at the National Museum of Natural History, Washington, DC.