Biodemography and Evolution Trumble, B.C., Pontzer, H., Stieglitz, J., Cummings, D.K., Wood, B., Emery Thompson, M., Raichlen, D., Beheim, B., Yetish, G., Kaplan, H., Gurven, M. 2023. American Journal of Human Biology e23949. 2023 Michael Gurven