One: What did you do in the war, Grandpa? (World War II and sexual mores)

Two: Isn't it Byronic? (Lord Byron)

Three: Consenting adults (The idea of choosing our own mates)

Four: Mixed drinks (Alcohol and hooking up)

Five: Teenagers in love (The myth of the "innocent" '50s)

Six: Public hair (A very popular one: So why do women have to shave, anyway?)

Seven: Fun in numbers (Group sex)

Eight: Coming to power (BDSM)

Nine: Vern Bullough (Obituary for a well-respected, if not well-known sexologist)

Ten: Playing solitaire (Masturbation)

Eleven: Premartial celibacy (The Silver Ring Thing)

Twelve: The truth about the liberal "war on marriage" (The origins of the red/blue divide)

Thirteen: Body image from Botticelli to Britney (Another popular one: Why women feel pressure to be thin)

Fourteen: Roll-on protection (Condoms)

Fifteen: The politics of the female O (The cultural relativity of anatomy)

Sixteen: Late marriage (Hajnal's Northern European Marriage Pattern)

Seventeen: Birth of the urban hipster (Beatniks and counterculture-as-sexy)

Eighteen: Abelard and Heloise (Student-teacher sex in the Middle Ages)

Nineteen: Casanova (The greatest lover ever?)

Twenty: The Marquis de Sade (The worst lover ever?)

Twenty-one: Infidelity (French vs. American attitudes)

Twenty-two: The erotic Other (Interracial/interethnic dating)

Twenty-three: Kinsey (How Alfred Kinsey's own sex life changed American culture)

Twenty-four: A legend with teeth (Vagina dentata, done as a promo for a film)

Twenty-five: Plato's Retreat (The swingin' '70s)

Twenty-six: Love and money (Social capital and the rules of attraction)

Twenty-seven: Career women (How urban, educated women increase their social capital)

Twenty-eight: Age of consent (The paradoxes of the double standard)

Twenty-nine: Diamond engagement rings (Why a diamond is forever)

Thirty: Divorce (Why a diamond isn't forever)

Thirty-one: Religion (Sex and religion and politics in America)

Thirty-two: The Palin doctrine (Right-wing hypocrisy)

Thirty-three: Dirty movies and you (History of X)

Thirty-Four: Ronald Reagan v. Birds, Bees (The Meese Commission)

Thirty-Five: Smut goes digital (The Internet is for porn)