Prior to joining Promontory, Erik served as Director of Economic Capital for Fannie Mae, where he oversaw the measurement and allocation of capital requirements for a $2.6 trillion book of business. He earlier served as Senior Financial Economist and Lead Enterprise Risk Expert in the Risk Analysis Division of the Office of the Comptroller of the Currency, and contributed to several efforts to develop the proposed U.S. implementation of the Basel II regulatory capital reforms. At the OCC, Erik led the quantitative portions of several reviews of bank risk management practices; he also was a member of the interagency Basel II Guidance Development Committee and helped to develop and teach curricula for examiner training in the Basel II Advanced IRB (advanced internal rating-based approach) Credit Risk and Advanced Measurement Approaches for Operational Risk. Erik has also analyzed and developed individual and corporate income tax policy in the Office of Tax Analysis at the Department of the Treasury, has served as Assistant Professor of statistics on the faculty of the University of Southern California School of Business Administration, and has worked as a private consultant.