ABC: While evolution is neutral with regard to values, Peter Singer tackles the question of altruism’s place in evolution’s “survival of the fittest” campaign, explaining how reciprocal and trusting relationships generally make for success.
Then Singer humbles us with the reminder that innate judgements are neither necessarily correct, nor better than other judgements. He proposes that human kind has evolved to prefer those who are like us, and suggests humanity is at its best when showing it can move beyond this paradigm.
Video (70:33, ~48 min. talk + Q&A, 265 MB):
Also available on fora.tv.
On a related note: When You’re Strange by Paul Theroux (The New York Review of Books)