Pandemics, global warming, and rampant gun violence are all clear lessons in the need to move large groups of people to change their behavior. When a crisis hits, researchers, policymakers, health ...

New year, new you. This is a common phrase at this time of year, often leading to frustration and disappointment. This phrase insinuates many maladaptive characteristics about change: your current you ...

A staggering 129 million Americans have at least one major chronic disease—and 90% of our $4.1 trillion in annual health care spending goes toward treating these physical and mental-health conditions.

What do a former smoker, a successful entrepreneur, and a champion athlete have in common? They’ve all mastered the art of iteration—the key to lasting behavior change. In a world of constant flux and ...

Ask most conservationists to talk about their impact, and you’ll hear stories of forests protected, of species saved, or of new technologies making a difference. But if you take a step back from those ...

As the world hurtles toward a future with temperatures above the thresholds scientists say will lead to the worst climate disruptions, humanity needs to take all the actions it can—collectively and as ...