Editors' Newsroom: Longitudinal studies hold clues to a long and happy life

In our latest editorial, Editor-in-Chief Dr. Bob Stewart reflects on his lifelong interest in the psychology of happiness and discusses the value of taking a long-term approach to studying happiness and well-being. Bob provides an overview of the Harvard Study of Adult Development, the Dunedin Multidisciplinary Health and Development Study, and the Christchurch Health and Development Study, along with recent longitudinal works published in Social Behavior and Personality: an international journal . He also provides practical tips for improving social fitness.