[4] Stevens does not have formal training in photography, but worked in the music business as road manager for Miriam Makeba and The Lovin' Spoonful.
[5] Moving to England in 1971-1972, he took photos for the International Times that were credited to "Captain Snaps" until he received a work permit.
Returning to New York City, he photographed the CBGB club scene, capturing early images of Debbie Harry and the Ramones.
"[13] In 2018, his photographs were used in the biography of Led Zeppelin guitarist Jimmy Page[14] and autobiography of British-American media executive Les Hinton.
[15] Stevens's 1965 photograph of Johnny Cash and guitarist Luther Perkins backstage at Carnegie Hall appeared in the 2019 public television series Country Music.