Darius Meissner Author

Richard Yetter Chappell (University of Miami) authored Parfit's Ethics and writes about moral philosophy at www.goodthoughts.blog. 
Darius Meissner has an M.A. in Security Studies from Georgetown University and a B.A. in Philosophy, Politics, and Economics from the University of Oxford.
William MacAskill (University of Oxford) authored Doing Good Better and What We Owe The Future, and co-authored Moral Uncertainty. Will helped to start the effective altruism movement, which seeks to use evidence and reason to maximize the effectiveness of time and money devoted to helping others. He cofounded Giving What We Can, 80,000 Hours, The Centre for Effective Altruism and the Global Priorities Institute.