Sweta Tiwari is a Postdoctoral Research Fellow in Geospatial Institute at Saint Louis University. She received her Ph.D. degree in Earth and Atmospheric Sciences from Mississippi State University. While pursuing a Ph.D. degree, she worked on the areas of food geography, environmental migration, and spatial inequalities. In particular, her research traces socioeconomic and spatial processes related to food insecurity, human migration in the context of the environmental crisis, and neighborhood segregation. Before joining the Department of Geosciences in 2017, she pursued her master's degree in agricultural economics from the same university; her master's thesis focused on crop revenue insurance.