[2] Levinson writes science fiction, fantasy, and sf/mystery hybrids with philosophical undertones as well as non-fiction about the history and future of communications media, the First Amendment, the importance of space exploration, and popular culture themes.

[3] His work has been translated into Chinese, Japanese, Korean, French, Italian, Spanish, Portuguese, Czech, Polish, Romanian, Macedonian, Croatian, Russian, Turkish, Persian, and Arabic.

[4] Levinson's recent book, Touching the Face of the Cosmos: On the Intersection of Space Travel and Religion, is an anthology of essays and science fiction stories which he edited with Michael Waltemathe,[5] and his latest novel is It's Real Life: An Alternate History of The Beatles.

[8] The central character of The Silk Code, NYPD forensic detective Dr. Phil D'Amato,[9] made his first appearance in Levinson's novelette, "The Chronology Protection Case", (published in Analog magazine, September 1995).

The first two chapters of Unburning Alexandria appeared as a novelette in the November 2008 issue of Analog Science Fiction and Fact,[12] and the expanded novel was published as an e-book in May 2013.

[3] Levinson has been interviewed more than 500 times on local, national and international television and radio as a commentator on media, popular culture, and science fiction.

[22] He was interviewed in a short weekly spot early Sunday mornings on KNX-AM Radio in Los Angeles, from 2006 to 2008 on media-related news events and popular culture.

[28] His song "Hung Up On Love" (co-writer Mikie Harris, produced by Ellie Greenwich and Mike Rashkow) was recorded by his trio The Other Voices and released on Atlantic Records in 1968; it was included in Rhino Handmade's 2004 compilation CD Come to the Sunshine: Soft Pop Nuggets from the WEA Vaults, compiled by Andrew Sandoval.