Pierson was a keyboardist, autoharp, and SP-303/404 button smasher before becoming quadripelegic and transitioning to using Ableton and iPad apps and now identifies as a music producer. Co-founder of [a=Subtle] and [a=13 & God] and associate/guest musician on various tracks by artists on [l=Anticon]. On Feb 24 2005, Pierson's neck was injured in a car wreck when he and his Subtle bandmates were touring in Iowa. The accident shattered his fifth vertebra, which paralyzed him from the chest down. After the dissolution…