

The intersection of genetics and our environment, including our social environment.The physical benefits of friendship and the evolutionary biology reason behind them.The impact social media has had on friendship.The scientific definitions of friendship and how long it takes to develop true friendship.The evolutionary advantage of living in groups and being able to create bonds.Her interesting and personal journey into becoming a science writer.Her work has also appeared in The Atlantic, Newsweek, The New York Times, The Wall Street Journal, Time, and many other publications. She is a contributing editor for Scientific American and writes the Brain Waves blog for Psychology Today. Lydia Denworth is a science journalist and author of Friendship: The Evolution, Biology, and Extraordinary Power of Life’s Fundamental Bond.

In this episode, science journalist Lydia Denworth and I do a deep dive into friendship, including the evolutionary, biological, and psychological benefits.
