We Should Take Advantage of All Kinds of Ways to Pay for Social Change

In February, an American jousting enthusiast named Michael Boatwright woke up in his motel room thinking his name was Johan Ek, speaking only Swedish, and apparently oblivious to his previous identity.

“He was nice, sympathetic, and talented at fighting in full-plate armor,” recalled a friend a few weeks later.

Mr. Boatright had suffered from an ailment that caused him to forget his past and adopt a foreign language. Philanthropy is experiencing something similar.