Sean grew up as the son of a novelist in Texas, Italy, and Virginia. He earned a degree in English Literature and Theater from Princeton University, studied acting at the New York Shakespeare Festival, then spent a decade working in feature film production, where he was lucky to be mentored by some of his heroes.
In 2015, Sean directed the 2015 film Tumbledown, a film he co-wrote with Desi Van Til starring Jason Sudeikis and Rebecca Hall. Sean assistant-directed the Mark Taper Forum premiere of iWitness; a production for which he edited video sequences that won the LA Drama Critics Circle Award for Projection Design. Theater productions in Portland, Maine, include Sam Shepard’s True West, Nick Payne’s Constellations, Rajiv Joseph’s Gruesome Playground Injuries, Tracy Letts’ Killer Joe, and Stephen Karam’s Speech&Debate.