Fiona Greig

Fiona Greig

Fiona Greig, Ph.D., is global head of investor research and policy in Vanguard’s Investment Strategy Group, where she leads Vanguard’s global retirement and investor behavior research efforts. She is a leading expert in household finance and the use of financial data to drive insights for both policymakers and business leaders.

Before joining Vanguard in 2022, Fiona was co-president and founding research director of the JPMorgan Chase Institute for more than seven years. During her tenure, she authored more than 40 papers covering a range of household finance topics, including income and spending trends, student loan and housing debt, the gig economy, and the impacts of fiscal relief policies, all with an underlying focus on low- and moderate-income families as well as racial and gender disparities.

Earlier in her career, she was deputy budget director for the City of Philadelphia, a consultant at McKinsey & Company for public and social sector clients, and a consultant at the Washington DC Economic Partnership. She has also been an adjunct professor at Harvard Kennedy School, the University of Pennsylvania, and Georgetown University. Fiona earned a B.A. in international relations from Stanford University and a Ph.D. in public policy from Harvard Kennedy School.