Christopher Ryan, Ph.D., is co-author of the New York Times best seller, Sex at Dawn: How We Mate, Why We Stray, and What it Means for Modern Relationships (HarperCollins) and hosts the popular podcast, Tangentially Speaking.
Men's testosterone levels drop when they spend time with kids. Does that mean we're evolved for marriage or that we're evolved to love and protect kids—anyone's kids?
Men's testosterone levels drop when they spend time with kids. Does that mean we're evolved for marriage or that we're evolved to love and protect kids—anyone's kids?
The first installment of my Big Think interview from a few weeks ago. This one's mostly about how relevant chimps and bonobos may be to human sexual evolution.
The first installment of my Big Think interview from a few weeks ago. This one's mostly about how relevant chimps and bonobos may be to human sexual evolution.
It’s increasingly common for someone to be diagnosed with a condition such as ADHD or autism as an adult. A diagnosis often brings relief, but it can also come with as many questions as answers.