Abigail (Abby) Langston, assistant professor of geography at Kansas State University, will present “Towards a process-based understanding of bedrock river valley evolution and response to climate drivers through time” at 3:00 p.m. Friday, September 27, in the Wildcat Chamber of the Union.

Langston’s talk is part of the Department of Geography and Geospatial Science’s visiting scholar series and is sponsored by the Beta Psi Chapter of Gamma Theta Upsilon, the international geographic honor society and the Department of Geography and Geospatial Sciences.