In this groundbreaking, heart-lifting and deeply useful book, Martin Seligman, internationally esteemed psychologist and the father of Positive Psychology, shows us that happiness can be learned and cultivated.Using many years of in-depth psychological research he lays out the 24 strengths and virtues unique to the human psyche and teaches you how to identify the ones you possess. By calling upon your signature strengths, you will not only develop natural buffers against misfortune and negative emotion, but also improve the world around you – at work, in love and in raising children – achieving new and sustainable contentment, joy and meaning.