Sex and The City writer Liz Tuccillo investigates how people organize their love lives.

"Sex and the City" writer learns about the love Brazilian women have for their bodies.

Liz Tuccillo is proven wrong when she finds out there are fewer available men than she thought.

Liz Tuccillo, learns about The Running Dinner in Copenhagen, Denmark.

Liz Tuccillo learns the national pastime in Brazil: kissing!

Sex and The City writer Liz Tuccillo discovers how dating, sex, and love are changing in Beijing.

Sex and the City writer Liz Tuccillo collects dating advice from French women.

Sex and the City writer Liz Tuccillo learns all of the bad qualities of Danish men.

"He's Just Not That Into You" co-author Liz Tuccillo examines the one night stand in Brazil.

"Sex in the City" writer Liz Tuccillo finds out how her show has changed women around the world.

"He's Just Not That Into You" co-author searches for a generalization about Danish women.

Sydney, Australia is facing a "man drought," with one single man for every five single women.

"He's Just Not That Into You" author meets Brazilians that don't believe in monogamy.