diegocaleiro comments on [TED Talk] Peter Singer on Effective Altruism

[diegocaleiro]

http://​​www.youtube.com/​​watch?v=O02-06mdkC4 Lucius and Adrianno on a longer exposition (1 hour).

My short exposition 5 min: http://​​www.youtube.com/​​watch?v=GRQJinlkHkc