Jay Barnet Beckenstein (born May 14, 1951) is an American saxophonist, composer, producer, and the co-founder of the band Spyro Gyra.

His mother, Lorraine, was an opera singer and his father, Leonard, loved jazz and introduced him to Charlie Parker and Lester Young when he was a baby.

However, he has recalled that he once saw an old photo of an elderly neighbor in his SS Nazi uniform while visiting him and he never went back.

[4] Beckenstein played the saxophone solo on American progressive metal band Dream Theater's "Another Day", from the album Images and Words, and single version of song "Through her Eyes", from the album Metropolis Pt.

He also played a solo part in "Take Away My Pain" on the live album Once in a Livetime as well as "Another Day" during the performance of Metropolis 2000: Scenes from New York.