Gustavo Hormiga is the Ruth Weintraub Professor of Biology at The George Washington University in Washington, D.C. Research in his lab focuses on spider systematics and evolution, with emphasis on orb weavers. Gustavo did his undergraduate studies at the Universitat de Barcelona and his M.S. and doctoral work at the University of Maryland. He is a Research Associate at the Museum of Comparative Zoology of Harvard University, the California Academy of Sciences (and an Elected Fellow) and the American Museum of Natural History. He has also been a Visiting Professor at the University of Copenhagen (Denmark).