Antifragile: Things That Gain From Disorder is a book by Nassim Nicholas Taleb published on November 27, 2012, by Random House in the United States and Penguin in the United Kingdom. This book builds upon ideas from his previous works including Fooled by Randomness (2001), The Black Swan (2007–2010), and The Bed of Procrustes (2010–2016) and is the fourth book in the five-volume philosophical treatise on uncertainty titled Incerto. Some of the ideas are expanded in Taleb’s fifth book Skin in the Game: Hidden Asymmetries in Daily Life (2018).