How testosterone levels affect marital interactions. Surprise: Marital satisfaction was not correlated with testosterone levels. And husband’s behavior toward wives was unrelated to testosterone.

What makes a bad boss? Do hostile staring, yelling, intimidating, threats of job loss, and public humiliation sound familiar? Do these tactics actually work?

What do family routines and rituals contribute to mental and physical health?

What is the role of media and video games in violent behavior? What does the eviidence say. Does it make sense to censor? If Big Brother makes a vid-game, could it be any good? Does the army’s investment in games prove that they promote violence?

Cannibalism reconsidered. Is devouring the relatives a humane way to respond to emotions about death? Do cannibals still roam the Guyana highlands?

How common was PTSD after the 9/11 attacks? How does active coping reduce post-traumatic stress disorder among those who saw the attacks on 9/11?

Infants can identify monkey faces better than adults. Face-recognition ability is tuned to focus on people.

Can pedophiles be treated? Can they return safely to society? What is sex-offender treatment, how well does it work?

Seasonal affective disorder and holiday blues are getting people down. What is the role of light in mood? How could festive holidays cause depression?

Why do terrorists kill innocents? Are they crazy — or committed? A psychological perspective yields unsettling answers.