[1] The Phoenix Suns picked Walk second overall in the 1969 NBA draft, having lost the coin toss with the Milwaukee Bucks for Lew Alcindor.

Walk was born in Cleveland, Ohio to a Jewish family, and moved to Miami Beach, Florida, with his parents Al and Sylvia at the age of 6.

[6] His high school team made the state semifinals and due to its makeup of mostly Jewish players, it sometimes was subjected to opposing fans yelling anti-Semitic comments at them.

[7] He won a silver medal at the 1969 Maccabiah Games in Israel for Team USA alongside Ronald Green, Steve Kaplan, and Jack Langer.

[9] In an interview with author Charley Rosen near the end of his life, Walk commented on his perception as one of the league's great "booby prizes", saying "I never paid attention to that bullshit.

[9] In 1990 Walk was honored at the White House by U.S. President George H. W. Bush, as the "Wheelchair Athlete of The Year".