How can we encourage female leaders in global health?

Opinion article by Dr. Roger Glass, Director of the Fogarty International Center at the National Institutes of Health, refers to Drs. Amita Gupta, Yuka Manabe, and Jyoti Mathad. 

The burgeoning interest in global health over the last decade has attracted many enthusiastic women to the field. Indeed, at many universities they now make up the majority of students pursuing undergraduate courses in global health. Why, then, are there still so few women heading global health centers at medical schools or filling other leadership roles?