 Volumes 1-6 and 8 of the series were completed during the project's time in Boston.In 2000, professor of history Diana Kormos-Buchwald was appointed general editor and director of the EPP and established offices for the project at the California Institute of Technology (Caltech) In Pasadena, California.Volumes 7 and 9-15 of the "CPAE" have been completed since the project's move to Caltech.