John S. Wilkins is Honorary Fellow at the University of Melbourne, and Associate Fellow at the University of Sydney, Australia. He works on evolution and religion, the philosophy of taxonomy, and the history of biology. He has published on cognition, cultural evolution, the philosophy of science, and on science communication. Malte C. Ebach is Senior Lecturer in Biogeography at the University of New South Wales, Australia, and has published on systematic and biogeographical theory and methods. He is an editor for the Journal of Biogeography, Zootaxa and Editor-in-Chief of the Species and Systematics book series.