Philip (Eckhoff) Welkhoff is the Hertz Senior Fellowship Interviewer and an officer of the board, as well as the malaria program director at the Bill and Melinda Gates Foundation.
Previously, he served as Director of Research at the Institute for Disease Modeling. There, he helped develop computer simulations of malaria, polio and other disease transmission dynamics to assist public health professionals and other scientists in planning the eradication of different diseases. Philip received a Special Achievement Award by a Hertz Fellow in 2009 for his work on malaria modeling. He earned dual undergraduate degrees in mathematics and aerospace engineering at The University of Texas, Austin and holds a PhD in applied and computational mathematics from Princeton University.