How Much of the Mint Was Collectibles Business?

Mike chats with Philip Diehl, the 35th Director of the U.S. Mint and the man behind the most successful coin program in American history—the 50 State Quarters. They talk about the surprising history of the U.S. dollar coin, how a coin gets designed and approved, and the unexpected reason why the mikeroweWORKS Trades Coin—a symbol of American skill and pride—wasn't actually made in the America.