Somaini received his undergraduate education from Universidad Nacional de Cordoba and graduated summa cum laude. He went on to earn an M.A. in economics from the Universidad de San Andres, and eventually earned his PhD from Stanford University where he was awarded the Martin Lee Johnson Stanford Graduate Fellowship, in recognition of his outstanding graduate work in the field. Somaini was an assistant professor at MIT and held a visiting position at Yale before moving back to Stanford. In addition to his appointment at Stanford GSB, the professor is a faculty research fellow at the National Bureau of Economic Research.