Sex at Dawn

Exploring the evolutionary origins of modern sexuality.

Christopher Ryan, Ph.D. is co-author of Sex at Dawn: The Prehistoric Origins of Modern Sexuality (HarperCollins 2010). See full bio

June 25, 2009

Conservative Brain, Liberal Penis*

At what point will we stop pretending that Homo sapiens is a monogamous species? What if the Clintons had simply said, “Our marriage is nobody’s business but ours?" Read More

June 24, 2009

Evolutionary Psychology Deserves Criticism

While some of the common criticisms of EP are a bit weak and EP has some theoretical strengths, fellow blogger Dr. Saad overstates things by dismissing Sharon Begley's objections as an "antiquated and perfectly erroneous set of criticisms." After all, it's not easy to be perfectly erroneous, even with lots of practice. Read More

June 20, 2009

Obama Kills a Fly

If you are interested in getting glimpses of Obama's inner world, consider his confrontation with a persistent fly the other day. His approach to the situation appears to be classic Obama. Read More

June 18, 2009

Another Bonobo Basher Busted!

My fellow blogger gets her facts wrong trying to dismiss bonobo non-violence and intelligence. Read More

June 15, 2009

Tune In, Turn On, Hook Up

We betray our biases by concluding that hooking up is necessarily sadder, more lonely, or in any way inferior to what it replaces. Read More

June 6, 2009

X-rated X-rays: Just How Sexy Do You Think You Are, Anyway?

As the Roman poet Horace put it, "Nothing is beautiful from every point of view." Believe me, outraged fellow-citizens, this applies to you, too. And nothing drains the beauty more effectively than one of these airport scanners.

So please, just emply your pockets, raise your arms, and shut up already. I've got a plane to catch! Read More

June 5, 2009

$ for "Terrorists"?

It's not enough, after robbing a man of almost a decade of his life, to open the door and say, "Sorry about that, pal. Good luck." Read More

June 4, 2009

Is Human Life Sacred? (Part II)

Further thoughts on the question of whether human life is sacred. Read More

June 1, 2009

False Premise: Human Life is Sacred.

To think that human life is sacred, one must ignore just about every aspect of actual human life. Read More

May 31, 2009

On Torture, Hulk Hogan, and Korean Nukes

Rational, critical thinking skills are sorely lacking in the American public dialogue. Read More

Sex Basics

Sex is the most profound and intimate way to express your love for someone. Different people enjoy and pursue sex in different forms—as the pioneering sex researcher Alfred Kinsey put it, the only universal in human sexuality is variability itself. But within the universe of intimacy and pleasure that sex affords is a lot of room for error.

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