Via Dice:

Critical mass is another issue: There simply haven’t been enough women coders and developers on corporate project teams, suggests Anandhi Bharadwaj, professor of information systems and operations management at Emory University’s Goizueta Business School.

While there are women actively involved in open source right now, offering contributions on forums such as GitHub, there are many more still learning the craft, experiencing what Bharadwaj termed “a learning curve as they develop their confidence and competence.”