Most banned books in US prisons include Amy Schumer and Art of War

Amy Schumer’s memoir was flagged by Florida officials for graphic sexual content and for being ‘a threat to the security, order, or rehabilitative objectives’. Photograph: ABC/Getty Images

The literary advocacy group PEN America has released a list of the most banned or restricted books in the US prison system, and the rundown comes with some unexpected entries.

The list includes Amy Schumer’s memoir The Girl with the Lower Back Tattoo, flagged by Florida officials for graphic sexual content and for being “a threat to the security, order, or rehabilitative objectives; Sun Tzu’s The Art of War; Barrington Barber’s Anyone Can Draw: Create Sensational Artwork in Easy Steps; and Prison Ramen: Recipes and Stories from Behind Bars, which comes in as the most banned book.