Sean contributed to the show on and off starting in 1999, and then came on staff in February 2014. He’s also worked as a producer at Radiolab, a regular contributor to Marketplace, and a freelance reporter for lots of other shows and podcasts including Studio 360 and 99% Invisible. His career started at WBUR in Boston where he was a news-writer, engineer, announcer, field-producer, reporter and, finally, a correspondent for the station’s award-winning documentary unit Inside Out.