Ripple has appointed former U.S. treasurer Rosie Rios to its board of directors.

Rios was the 43rd treasurer of the United States, serving under the Obama administration from 2009 to 2016.Her 30-year career has focused on economic development, urban revitalization and real estate finance, according to an announcement dated May 3.Rios described Ripple as “one of the best examples of how to use cryptocurrency in a substantive and legitimate role to facilitate payments globally.”“Cryptocurrency is what. Ripple is the how,” she added.Ripple also announced Kristina Campbell as its new chief financial officer.Campbell previously worked as CFO at billing and payments platform PayNearMe and held several roles at California-based fintech company GreenDot.