"We’re in a world of tremendous uncertainty,” the former Federal Reserve chair and U.S. Treasury secretary said.

Joining other prominent officials in the world of economics and finance, Yellen, who also served as Federal Reserve chair ... Get top local stories in San Diego delivered to you every morning.

Before serving as the 78 th U.S. Secretary of the Treasury from 2021-2025, Secretary Yellen was Chair of the Board of Governors of the Federal Reserve from 2014 to 2018 and Vice Chair 2010 to 2014.