Harold Heatwole is Adjunct Professor of Zoology at the University of New England in Australia and Professor Emeritus of Biology at North Carolina State University in the USA. He was Editor-in-Chief of the journal Integrative and Comparative Biology for 10 years and has edited two successful series of books: Ecology in Australia (seven volumes) and Amphibian Biology (of which the present book is volume 11). Jodi J. L. Rowley is the Curator of Amphibian and Reptile Conservation Biology at the Australian Museum and UNSW Sydney. She has been an Editor for the international scientific journal Zootaxa since 2012. She is a Regional Chair of the IUCN Species Survival Commission Amphibian Specialist Group, a Regional Coordinator for the IUCN Amphibian Red List Authority, and a member of the NSW Scientific Committee.