Theo Epstein, American businessman
Theo Nathaniel Epstein (born December 29, 1973) is an American Major League Baseball executive, who currently works for MLB as a consultant. He was the vice president and general manager for the Boston Red Sox and then the president of baseball operations for the Chicago Cubs. He worked for each team for nine seasons.

While working for both teams, Epstein became notable for helping to end two of the most infamous World Series droughts in the history of Major League Baseball. In 2004, the Red Sox won their first World Series championship in 86 years; in 2016, the Cubs won their first World Series championship in 108 years.