Happy President's Day! This week Coin World editor in chief Steve Roach discusses attending Berlin's World Money Fair, Proof 2014-S Presidential dollar coins and the March Monthly edition of Coin World. 

This week we look at:

• An interesting 2014 Swiss coin presented at the World Money Fair

• 2014-S Presidential dollar Proof sets go on sale Feb. 18

• March monthly edition of Coin World's cover story: Collecting History: The $100 Coin Collection