Supply Chain Policy Center Staff
To learn more about a staff member, click on his or her name to access a staff bio or RAND Public Policy Experts Guide listing.
To learn more about a staff member, click on his or her name to access a staff bio or RAND Public Policy Experts Guide listing.


Johanna Zmud is director of the RAND Transportation, Space and Technology Program. She has 24 years of experience in survey research design, implementation, and statistical analysis. Prior to joining RAND, she served as founding owner and president of NuStats, a U.S.-based survey science…
Paul Sorensen is an operations researcher at the RAND Corporation and serves as associate director of the Transportation, Space, and Technology Program. His research focuses on urban and regional planning, transportation, energy, environment, and emergency response, and his technical expertise…