Lee Alan Dugatkin is an animal behaviorist, evolutionary biologist, and historian of science in the Department of Biology at the University of Louisville. He is the author of more than one hundred and fifty papers and the author or coauthor of many books, including The Altruism Equation.
Lyudmila Trut is a professor of evolutionary genetics at the Institute of Cytology and Genetics, in Novosibirsk, Siberia. She has been the lead researcher on the silver fox domestication experiment since 1959.
Best known for his captivating, rich narrations, Joe Hempel has entertained listeners with over 100 audiobooks in genres ranging from horror and mystery to science fiction, romance, and personal development. He lives in Cincinnati, Ohio, with his son Zach.