Jeffrey Hoelle is a Professor of Anthropology at the University of California, Santa Barbara, specializing in human-environment interactions and environmental anthropology in the Brazilian Amazon. His research explores the social, cultural, and political-economic dimensions of environmental transformation and deforestation in frontier Amazonia.  He is the author of the award-winning book Rainforest Cowboys: The Rise of Ranching and Cattle Culture in Western Amazonia (2015). His new book, Cultivated: Plants, Hair and the Aesthetic of Control analyzes an ideology of control linking frontier land cultivation to personal grooming practices. Hoelle served as the co-lead scholar for the inaugural Fulbright Amazonia program (2022–2024).