How is this outside his area of expertise? He has a doctorate in epidemiology.
He graduated from The Johns Hopkins University with Honors in Public Health and Phi Beta Kappa. He then completed his dual doctorate in epidemiology and doctorate in nutrition, as the youngest graduate to complete his dual program at age 23 from Harvard SPH. Teaching at Harvard for over 15 years, he has advised and mentored 2 dozen students, and lectured in more than a dozen graduate and undergraduate courses, for which he received the Derek Bok Distinction in Teaching Award from Harvard College.
He graduated from The Johns Hopkins University with Honors in Public Health and Phi Beta Kappa. He then completed his dual doctorate in epidemiology and doctorate in nutrition, as the youngest graduate to complete his dual program at age 23 from Harvard SPH. Teaching at Harvard for over 15 years, he has advised and mentored 2 dozen students, and lectured in more than a dozen graduate and undergraduate courses, for which he received the Derek Bok Distinction in Teaching Award from Harvard College.