Dr. Sandra Trejos is a Professor of Economics at Pennsylvania Western University – Clarion (former Clarion University through July 2022) and a Costa Rican native who became a U.S. citizen in
2018. She obtained her Bachelor’s in Economics at the University of Costa Rica and as a United States Agency for International Development (U.S.A.I.D.) Scholar completed her Master’s Degree at Oklahoma State University where she also completed her Ph.D. in Economics.