Shawn Colvin, From Wash D.C 1995 “earth day “photo by John Mathew Smith For $30 I played four 45-minute sets. –Shawn Colvin Shawn Colvin (b. Shawna Lee Colvin on 1/10/56,) is an American singer-songwriter and musician. While Colvin has been a solo recording artist for decades, she is best known for her 1998 Grammy Award-winning…