Sonja Lyubomirsky: When I first began studying happiness, I never imagined it would become a global conversation. Back then, people believed happiness was mostly a matter of genetics or good luck—something you either had or didn’t.But science tells a different story.Decades of research—including my own—show that while 50% of your happiness is determined by … [Read more...] about Sonja Lyubomirsky: The How of Happiness in a Troubled World