History Laid Bare: Love, Sex, and Perversity from the Ancient Etruscans to Warren G. Harding" by Richard Zacks is a book that explores the hidden and often scandalous side of history through the lens of intimate writings like diaries, love letters, and poems. It delves into the personal lives and sexual experiences of historical figures, offering a provocative and humorous look at a rarely seen aspect of the past. 
The book covers a wide range of historical periods and figures, from the ancient Etruscans to the early 20th century, and includes examples like Cleopatra's seduction of Marc Antony, Leonardo Da Vinci's dirty jokes, and Joan of Arc's virginity tests. Zacks unearths these intimate writings, revealing the underbelly of history and the personal lives of those who shaped it. 
"History Laid Bare" is known for its engaging and often humorous approach to historical narratives, making it a popular read for those interested in a more unconventional look at the past. The book is a departure from traditional historical accounts, focusing on the personal and often scandalous aspects of history that are often overlooked.