At Rapleaf we conducted a study of 13.2 million people and how they're using social media. While the trends indicate both sexes are using social media in huge numbers, our findings show that women far outpace the men. - Mitchell Tsai

Among twentysomethings, women and men are just as likely to be members of social networks. Facebook, MySpace, and Flixster are extraordinarily popular. But we found that young women are much more active on these sites than young men. - Mitchell Tsai

And men above 30—especially married men—aren't even joining social networks. - Mitchell Tsai

With the notable exceptions of LinkedIn users and venture capitalists in the Bay Area "friending" everyone on Facebook, married men are not hanging out on social networks. - Mitchell Tsai

Married women, however, are joining social networks in droves. In fact, women between ages 35 and 50 are the fastest-growing segment, especially on MySpace. - Mitchell Tsai

Indeed, men generally tend to look at things in a more transactional way than women. That's why married men dominate LinkedIn, the most transactional mainstream social network. - Mitchell Tsai

Given how important women are to the industry, it's amazing how few female executives there are at the companies and venture capital firms targeting this market. It's almost as if Procter & Gamble (PG) and Clorox (CLX) only employed male brand managers. This will change soon. - Mitchell Tsai