Dr. Jennifer Raff is an assistant professor at the University of Kansas, in the department of Anthropology. She studies the genomes of contemporary and ancient peoples in order to uncover details of human prehistory. You can learn more about her scientific publications and credentials at her CV. She is also interested in many topics involving public science literacy (including vaccination, genetics, race, personal ancestry testing, and pseudoarchaeology) which you can read about on this blog. You can also follow her Twitter and public Facebook pages, as well as the writing she does for Forbes and other publications such as The Past and The Curious. Colin McRoberts is a lawyer by training, but he left his litigation practice to become a consultant. Today he is one of the owners of Vasher McRoberts LLC, a small firm focused on improving clients’ negotiations. He has a special interest in irrational thinking, and particularly how it affects negotiation and other types of communication. You can read more about him at his personal website or his company’s home page. You can also find him on Twitter and LinkedIn. You can see some of his work on Wired and in Aeon Magazine.