Here is one of Haidt's TED talks that touches on these ideas, cooperation, group selection, and the free-rider problem: http://www.ted.com/talks/jonathan_haidt

Here is one of Haidt's TED talks that touches on these ideas, cooperation, group selection, and the free-rider problem: http://www.ted.com/talks/jonathan_haidt_humanity_s_stairway_to_self_transcendence http://www.ted.com/talks/jonathan_haidt_humanity_s_stairway_... Also this Edge article on "Contingent Superorganism" https://www.edge.org/response-detail/10386 https://www.edge.org/response-detail/10386