Michael Tyler, AO DSc is a Fellow of The American Association for the Advancement of Science, and the recipient of numerous awards, including the Eureka Prize for Science Communication. He has published more than 400 scientific papers and 24 books, and has edited or co-edited 11 books and journals. Among his many contributions to herpetology, he has described 69 new frog species or genera, and reported the first fossil frogs from Australia and New Guinea. He is currently a Visiting Research Fellow at the University of Adelaide, and for the past 49 years has been Honorary Associate in Herpetology at the South Australian Museum. Frank Knight has been a wildlife illustrator for more than 30 years, producing illustrations for scientific papers, books, and lectures. His work appears in Field Guide to the Frogs of Australia (2020), with text by Michael Tyler, and in Vanished and Vanishing Parrots (2017) by Joseph Forshaw.