Peter Dillard heads Dimensional's Investment Data Management group, which is responsible for performance measurement processes such as attributions and characteristics, performing ad hoc analysis, and for providing centralized oversight of investment data. Peter joined Dimensional's Research group in 2006, working within and eventually leading the group's portfolio management support efforts and its management of security data. Prior to that, Peter worked at the corporate headquarters of Hilton Hotels Corporation, managing the building and integration of various enterprise systems.

Peter earned his MBA from the Anderson School of Business at the University of California, Los Angeles. He also holds an MFA from the University of North Carolina, Chapel Hill, and a BA from the University of Notre Dame.