Background: Clinical infertility is defined as the inability to become pregnant after 12 months of unprotected intercourse. Worldwide, more than 80 million couples suffer from infertility;the majority of this population are residents of developing countries. In vitro fertilization (IVF) is the most successful of the infertility treatments, and for many people is the last possibility for pregnan...

Asif Ghazanfar is Professor of Neuroscience and Psychology and an associated faculty member in Ecology and Evolutionary Biology at Princeton University. Born in Washington state and raised in neighboring Idaho, he graduated with a philosophy degree from the University of Idaho, then went on to earn his PhD in Neurobiology from Duke University under the guidance of Miguel Nicolelis. After that, ...