D.A. Wallach is best known as one-half of Chester French, a critically-acclaimed duo signed by Pharrell Williams to Interscope Records. An '07 graduate of Harvard College, D.A. has been featured in GQ, Rolling Stone, Vogue, and countless other publications, and has performed on the Jimmy Fallon and Jimmy Kimmel shows. He has toured with Lady Gaga, Blink 182, and Weezer and has written and performed on recordings with Diddy, Common, Rick Ross, and Janelle Monae, among others.

Apart from recording and touring, D.A. is a recognized social media pioneer, having been the first artist to ever use facebook and among the most followed artists on twitter. He advises and invests in several technology companies and curates a popular blog, www.DAWallach.com, that covers a wide range of political, philosophical, scientific, and artistic topics