Felix G. Marx is a postdoctoral research fellow at the Institut royal des Sciences naturelles de Belgique (Brussels), currently on secondment to Monash University and Museum Victoria in Melbourne, Australia. After obtaining his PhD in New Zealand, he spent two years as a postdoctoral fellow at the National Museum of Nature and Science of Japan, where he wrote most of ... Read morehis contributions to this book. His research focuses primarily on the origins, phylogeny, feeding ecology and macroevolution of living and extinct baleen whales, based on specimens from around the globe. Dr Olivier Lambert is a vertebrate palaeontologist at the Institut royal des Sciences naturelles de Belgique, Brussels. Interested in the secondary adaptations of mammals to the marine environment, Dr Lambert studies fossil cetaceans from many geological ages and localities in the world. Most of his publications focus on extinct echolocating toothed whales, especially from the North Atlantic and South-East Pacific realms. Dr Mark D. Uhen is an Assistant Professor of Geology at George Mason University. Dr Uhen s research focuses on the origin and evolution of cetaceans (whales and dolphins), and other marine mammals. He has conducted field work around the world, developed exhibits and lessons on cetacean evolution for museums, and published on his work in journals, and books. Dr Uhen is also a leader of the Paleobiology Database, an on-line open resource that documents every fossil occurrence on the planet. Show Less