In a triumph of common sense, historical awareness, and crazed enthusiasm for a Broadway rap musical, the Treasury Department has announced that Harriet Tubman will replace Andrew Jackson on the $20 bill, which will void a previous decision to take Alexander “Hamilton” Hamilton off the $10. (Update, 4:45 p.m.: Treasury says there will still be some sort of image of Jackson on the back of the bill.) This is great news, and it brings up another important question: Which historical figure should our current president, Barack Hussein Obama, replace when we honor his legacy by putting him on an item of currency?

That Obama is the United States’ most admirable, accomplished modern president is a widely acknowledged fact, of course, but it seems possible that controversy might develop if he replaces another equally beloved figure. Here’s who’s currently on our coins and bills: