Steven Schwarzman, the private equity billionaire and human PR disaster who once compared raising taxes on the rich to Hitler’s invasion of Poland, has some thoughts on how to prevent the next financial crisis. What would you guess they are?

If I had to guess the Big Idea communicated by the Atlantic Ideas Festival in New York City yesterday, it would be: wear a blazer, but not a tie. That seemed to be the key to getting on stage on the Atlantic Ideas Festival.