Burton Guttman is Professor of Biology at The Evergreen State College, Washington. His previous work includes Genetics: A Beginner’s Guide (Oneworld).
David 'Ferg' Ferguson is an accomplished voiceover artist, radio host and MC with over 30 years of experience in the industry. With a voice like warm caramel, Ferg's voiceover work for TV and commercials has seen him chosen as the voice for clients such as National Builders Group and RM Williams.