Jean Twenge

Professor of Psychology, San Diego State University.

Recent blog posts by this author

Worry Over Kids’ Excessive Smartphone Use is More Justified Than Ever Before

Parents who fear their kids are spending too much time in front of screens now have more reason for concern. New research funded by the National Institutes of Health found brain changes among kids using screens more than seven hours a day and...

Why It Matters That Teens Are Reading Less

Most of us spend much more time with digital media than we did a decade ago. But today’s teens have come of age with smartphones in their pockets. Compared to teens a couple of decades ago, the way they interact with traditional media like books and...

Massive Study Finds Link Between High Screen Time and Unhappiness

We’d all like to be a little happier. The problem is that much of what determines happiness is outside of our control. Some of us are genetically predisposed to see the world through rose-colored glasses, while others have a generally negative...

Why Teens Are Growing Up Much More Slowly Today

Teens aren’t what they used to be. The teen pregnancy rate has reached an all-time low. Fewer teens are drinking alcohol, having sex or working part-time jobs. And as I found in a newly released analysis of seven large surveys, teens are also now...