Playing music that honors the roots of bluegrass while blazing new trails for the genre, the eclectic Colorado band Hot Rize performs traditional bluegrass, jazz, and rock as well as progressive bluegrass. Hot Rize came together in 1976 and were named after the secret ingredient in Martha White Self-Rising Flour, the product Flatt & Scruggs had promoted via radio early in their careers. The bandmembers were Tim O'Brien on lead and harmony vocals, mandolin, and fiddle; Pete Wernick on banjo and harmony vocals; Mike Scap on guitar and harmony vocals; and Charles Sawtelle on bass...