Christopher Ryan Ph.D.

My controversial TED talk has been posted.

A countdown of my most popular posts here, over the past three years.

We can't know someone's inner nature and intentions based solely upon the content of their outbursts.

Come say hi in Puebla, Mexico.

People want to know if their attraction for people other than their partner is a flaw in their wiring.

The ways Carl Zimmer keeps getting it wrong offer a fascinating insight into how difficult it can be to move beyond mainstream thinking when it comes to human sexual evolution.

Does it make sense to use the term "child sex abuse" if, as an adult, the individual doesn't feel harmed and if his or her harm can't be detected by any known empirical measures?

Are we good to each other because religions tell us to be, or are religions merely institutionalized expressions of our innate desire to be good to each other?

Hugo Schwyzer owes Johnny Depp an apology.

Krugman's argument makes logical sense, but the Republican's argument makes emotional sense—which isn't really, you know, sense—even if it feels just like it.