Brian Yellen is the State Geologist of Massachusetts

Brian Yellen has been appointed State Geologist of Massachusetts, as successor to Steve Mabee. He has worked in private sector groundwater cleanup, teaching high school science, and academic research. Since 2012, he has taught professional development workshops to environmental consultants. His research has been on dam removals, sediment transport, coastal change, blue carbon, and fluvial erosion due to extreme floods. Since 2017, Brian has been a research assistant professor in the Department of Earth, Geographic and Climate Sciences at UMass Amherst. He holds a bachelor's degree in geology-biology from Brown University, a master's degree in education from the University of Hawaii Manoa, and a master's degree and Ph.D. in geosciences from UMass Amherst. Welcome, Brian!