There are still relatively few women in tech. Maria Klawe wants to change that. As president of Harvey Mudd College, a science and engineering school in Southern California, she's had stunning success getting more women involved in computing.
Sarah Allen has been the only woman on a team of computer programmers a few times in the more than two decades she has worked in the field. Most notably, she led the team — as the lone female programmer — that created Flash video, the dominant technology for streaming video on the Web.
Women hold up half the sky, China's Chairman Mao famously said. But in China, the one-child policy and the traditional preference for boys mean that 117 boys are born for every 100 baby girls. By one estimate, this means there could be 24 million Chinese men unable to find wives by the end of the decade.
As China's economy booms, the marriage market has become just that: a market, with new demands by women for apartments and cars.
But are women really benefiting from their scarcity?