"In The Positivity Effect, Dan Tomasulo masterfully integrates rigorous research, captivating storytelling, and practical advice. This book can positively change your life, as well as help you help others do the same."
--Tal Ben Shahar, New York Times bestselling author of Happier--Tal Ben Shahar
"In The Positivity Effect, Dan Tomasulo helps readers transform anxiety and negativity into hope and meaning. Dan blends cutting-edge research with storytelling to offer readers simple and effective tools to help them lead richer lives."
--Emily Esfahani Smith, author of The Power of Meaning--Emily Esfahani Smith
"Worry can grow into anxiety, hopelessness into depression. When negativity often overstays its usefulness, it constricts your vision and can make you feel trapped. Let The Positivity Effect, Dan Tomasulo's beguiling masterpiece, light your way out. Tomasulo's gift for storytelling makes this an easy read. Yet the true springboards for change are his mind-expanding exercises, each distilled from mountains of scientific evidence. Lean into these to discover the positivity effect firsthand."
--Barbara L. Fredrickson, PhD, author of Positivity and Love 2.0--Barbara L. Fredrickson, PhD
"Dan Tomasulo is one of my very favorite positive psychologists. Why? He is a teacher extraordinaire, and eager to share his knowledge in the most practical, clear way!"
--Angela Duckworth, professor of psychology at the University of Pennsylvania, CEO and cofounder of Character Lab, and New York Times bestselling author of Grit--Angela Duckworth
"The Positivity Effect teaches you how to change the anxiety of transformation into the transformation of anxiety. Using the best of what science offers, Dan Tomasulo gives us the tools to grow in the healthiest way possible."
--Scott Barry Kaufman, author of Transcend, and host of The Psychology Podcast--Scott Barry Kaufman
"The Positivity Effect offers the most comprehensive, evidence-based map I've come across for transforming the inner workings of your mind. If you've struggled with negative thoughts, this book is a treasure trove of simple practices and mindset shifts to change your life."
--Cory Muscara, author of Stop Missing Your Life--Cory Muscara
"What you have in your hands with The Positivity Effect is a masterful set of well-being tools from one of psychology's true master practitioners. Dan Tomasulo will help you unleash your inner HERO. Cherish this book, practice with it, return to it often, and you will likely not only find yourself feeling happier and more peaceful, you'll be well on the road to flourishing!"
--Ryan M. Niemiec, PsyD, best-selling coauthor of The Power of Character Strengths, and chief science and practice officer of the VIA Institute on Character--Ryan M. Niemiec, PsyD
"In an area long on advice and often short on evidence, this fun and engaging book teaches evidence-based concepts and practices from cognitive behavioral therapy (CBT) and the science of well-being."
--David B. Yaden, PhD, assistant professor in the department of psychiatry and behavioral sciences at Johns Hopkins University School of Medicine, and coauthor of The Varieties of Spiritual Experience--David B. Yaden, PhD