Kliph Nesteroff is a best-selling author regarded for his vast knowledge of show business. Vice Magazine has called Nesteroff "The Human Encyclopedia of Comedy," and Los Angeles Magazine profiled him as "The King of Comedy Lore." The New York Times has deemed some of his theories "provocative" while Vanity Fair calls his work "essential." He made LA Weekly's Best of Los Angeles list in 2016 and was dubbed the "premier popular historian of comedy" by the New York Times in 2021.

After eight years as a stand-up comedian, Nesteroff became a frequent contributor to WFMU and a national, on-air contributor for CBC Radio One.[citation needed] For several years he moderated Classic Television Showbiz, a website devoted to classic show business and comedians. The A.V. Club referred to Nesteroff as their "favorite pop culture historian." He is a regular on NPR affiliates in Dallas, Las Vegas, New York, Milwaukee, and Los Angeles. NPR San Francisco did a mini-documentary on Nesteroff featuring the praise of comedians Dana Gould, Marc Maron, and film critic Leonard Maltin.' He has appeared on WTF with Marc Maron four times. Maron was the executive producer of Nesteroff's limited-series podcast Classic Showbiz.

Nesteroff's second book, We Had A Little Real Estate Problem: The Unheralded Story of Native Americans and Comedy was released on February 16, 2021 by Simon and Schuster. Publishers Weekly called it a "disturbing yet beautiful history." Nesteroff said that he approached the book by emphasizing the comedians telling their own stories.