La edición de tapa dura , que publicó en 2007 con el subtítulo ligeramente diferente : un enfoque científico para conseguir la vida que desea.
A life-changing approach to increasing happiness and fulfillment in everyday life redefines what happiness is and what it is not and introduces activities that emphasize staying active, including exercises in practicing optimism.
Drawing on her own research with thousands of people, psychologist Lyubomirsky has pioneered a detailed yet easy-to-follow plan to increase happiness in our day-to-day lives--in the short and long term. This book that offers a guide to understanding what happiness is, and isn't, and what can be done to bring us all closer to the happy life we envision.