Professor Melissa Brown speaks about the history and consequences of social Darwinism, and offers insight into new ways of thinking about social evolution. She is introduced by William Durham.
The video is almost two hours long. There's a panel discussion with William Durham at the end.
The video offers a long history of cultural evolution, with some emphasis on the darker parts. It gets onto sociobiology around 40 minutes in. Memetics is discussed very briefly 1:01:00 in. D.I.T. is discussed at 1:02:21.