How I Built This with Guy Raz

TOMS: Blake Mycoskie

Blake Mycoskie started and sold four businesses before age 30. But only in Argentina did he discover the idea he'd want to pursue long term. After seeing a shoe drive for children, he came up with TOMS — part shoe business, part philanthropy. PLUS for our postscript "How You Built That," we check back in with Dillon Hill, who built Gamers Gift to help…