As a teenager in the 1960s, Katzman saw many of the surviving country blues guitarists who travelled north to play their music in clubs and at the folk festivals.
[1] His blues music was inspired by a number of musicians, including Charlie Patton, Kid Bailey, and Mississippi John Hurt.
[1] On his own website, Katzman also cites amongst his teachers the blues masters Mance Lipscomb, Reverend Gary Davis, Stefan Grossman and Rory Block.
[6] Katzman has collaborated with a number of senior Blues musicians, including Champion Jack Dupree, Carey and Lurie Bell, Louisiana Red, and Guitar Crusher.
[11][6][12] He returned to the Good Coffee House in April 2008,[13] with "special guests Paul Handelman on harp and Thomasina Winslow on guitar and vocals.