D.A. Wallach (also known as D.A.) is an American musician and business executive. He is the former lead singer of the group Chester French and is currently a solo artist signed by Harvest Records, a subsidiary of Capitol Records.He is the official artist-in-residence at Spotify and invests in and advises several other technology companies. 　　D.A. was born David-Andrew Wallach in Denver, Colorado and moved to Appleton, Wisconsin before he was 2 years old. He attended the University School of Milwaukee, where he was a two-time national finalist in the Federal Reserve's Fed Challenge monetary policy competition. 　　D.A. went on to attend Harvard University.During his time at Harvard, he studied African-American studies under Henry Louis Gates Jr. and graduated in 2007,receiving both the Alain Locke Prize for the most outstanding scholar in African-American Studies and the Andrew Ramroop prize. He received Harvard's first certificate in the Bantu language Gikuyu.