What studying twins can teach us about oursel...

Depression and anxiety look very different from one person to the next, and finding the right treatment can be a trial-and-error process. But researchers are working to change that. Leanne Williams, PhD, and Zachary Cohen, PhD, discuss the emerging field of precision or personali ...  Show more

What does it mean to have an AI boyfriend or girlfriend, or to turn to an AI friend for emotional support? Ashleigh Golden, PsyD, and Rachel Wood, PhD, discuss the rise of AI companions and how they may change our human relationships; the differences – and overlap – between AI co ...  Show more

Twins are used to fielding all sorts of questions, like "Can you read each other's minds?" or "Can you feel each other's pain?" Two of our Planet Money reporters are twins, and they have heard them all. But it's not just strangers on the street who are fascinated by twins. Scient ...  Show more

In December 1988, two sets of identical twins became test subjects in a study for which they had never volunteered. It was an experiment that could never be performed in a lab, and had never before been documented. This week, we revisit this fascinating story, told by

Kate and Oliver are joined by Dr. Nancy Segal, a psychologist and Director of the Twin Studies Center at California State University, Fullerton for a fascinating conversation about all things twins. They discuss the science behind twins, nature vs. nurture, stories of twins wh ...

Nancy Segal is a professor at California State University, an author and one of the most prominent twin-study researchers on the planet. What makes you the person you are? Is it your genetics or your environment? When twins are either accidentally or purposefully separated at bir ...  Show more