Andrew Baker is Senior Lecturer in Ecology at Queensland University of Technology and author of several books, including the Field Companion to the Mammals of Australia. Andrew has discovered six new species of carnivorous marsupial, two of which are being considered for Endangered Species Listing. Chris Dickman is Professor in Ecology at the University of Sydney and world expert on marsupials. Over his 30-year career, he has studied and discovered numerous carnivorous marsupials. He has produced over 300 publications including the Whitley Medal-winning book A Fragile Balance: The Extraordinary Story of Australian Marsupials.