Kelly Weinersmith (née Smith) is an American biologist, writer, and podcaster.[1] She is a member of the faculty at Rice University in the Department of BioSciences, and an alumni collaborator with the Parasite Ecology Group at the University of California, Santa Barbara.[2][3] She is co-author, with her husband Zach Weinersmith, of popular science books Soonish (2017) and A City on Mars (2023).