David Gallant, 23, beat-matching at The Amber Room, a nightclub in Nashua, N.H.
Despite the cool associated with DJ’ing, the activity is, at its core, quintessentially nerdy. Think of it as high-school AV club on ecstasy. Because DJ’ing combines technical hardware and software with the glamour of music and dance, it’s allowed many guys like Gallant, who were nerds in high school, to express their inner-cool—and earn some extra cash. Gallant, who 9-to-5s as a digital producer for a Boston, Mass.-based marketing agency, DJs school dances and weddings on weekends.