If you would like to celebrate Johannes' birthday by donating something to good causes then here's your chance. Giving What We Can will use in-depth research to figure out which charities will create the biggest bang from your donation-buck.
Thank you for your consideration.
by GiveWell
GiveWell's Top Charities Fund supports the highest-value funding opportunities among its recommended charities, which are those that save or improve lives the most per dollar.