Premise: Douglas Eric "Doug" Liman (born July 24, 1965) is an American film director and producer best known for "Swingers" (1996), "Go" (1999), "The Bourne Identity" (2002), "Mr. & Mrs. Smith" (2005), "Jumper" (2008), "Fair Game" (2010), and "Edge of Tomorrow" (2014).
Hypothesis: Doug Liman released his first big hit before the age of 30