Gerardo De IuliisGerardo De Iuliis, PhD, received his doctorate from the Department of Zoology, University of Toronto, in 1996, with specialization in Vertebrate Paleontology and Comparative Vertebrate Anatomy. He currently teaches two courses, Comparative VertebrateAnatomy and Vertebrate Paleontology: Major Transitions in Vertebrate History, at the Department of Ecology and Evolutionary Biology, University of Toronto, and Human Anatomy and Physiology at George Brown College (Toronto), and is a Research Associate at the Royal Ontario Museum (Toronto). His primary research interests include the systematics and paleobiology of xenarthrans, particularly of fossil sloths. He has published numerous articles on fossil sloths, as well as on fossil cingulates and lungfish, among other vertebrate groups. Read More Read Less