On a classic episode of ID the Future, host Brian Miller interviews philosopher of biology Paul Nelson about orphan genes. What are these genes? How common are they? What is the pan-genome? And how does all this impact the debate between evolution and intelligent design?

Download the podcast or listen to it here. Dr. Nelson argues that these little orphans spell big trouble for neo-Darwinism.

Photo: An orphanage in Tirana, Albania, 1921, via Wikimedia Commons.