Charles John Klosterman, known professionally as Chuck Klosterman, is a distinguished American author and essayist renowned for his insightful explorations into American popular culture. His career has seen him contribute as a columnist for prestigious publications such as Esquire and ESPN.com, in addition to penning "The Ethicist" column for The New York Times Magazine.

Klosterman's literary output is impressive, encompassing twelve books that span across genres including two novels and the critically acclaimed essay collection Sex, Drugs, and Cocoa Puffs: A Low Culture Manifesto. His contributions to the field of music criticism were recognized in 2002 when he was awarded the ASCAP Deems Taylor award.