At the start of the 21st century, psychology was starting to get a little out of hand. Studies conducted on small groups of college undergraduates were growing more commonplace and increasingly being ...

The 20th century experienced a dramatic explosion of mass media communications —from newspapers, to magazines, advertisements, radio, movies, television, and the internet. The 21 st century has ...

Decades of wellness studies have identified a formula for happiness, but you won’t figure it out alone. Credit...Photo illustration by Ben Denzer Supported by By Susan Dominus Growing up in Maryland, ...