Michael Koppelman is a producer, recording engineer and musician based in Minneapolis. He worked for Prince for years, involved mainly in the Graffiti Bridge, Diamonds & Pearls and [Symbol] Album. He also wrote and produced much of the first (and only) album by Ingrid Chavez. He fronts the elusive band Raintribe and is a partner and the CTO of the award winning interactive agency, Clockwork.net.