"The Slap" is a novel by Christos Tsiolkas that explores the complexities of modern Australian life through the lens of a single event. The story begins at a barbecue where a man slaps a child who is not his own, leading to a series of repercussions that affect the lives of various characters. Each chapter is told from a different perspective, revealing their thoughts and emotions. The novel delves into themes of parenting, morality, and cultural differences, sparking discussions about societal norms and personal boundaries. It has received critical acclaim for its raw portrayal of human relationships and the consequences of a momentary decision.