Talking taxes: David Williams, a senior Internal Revenue Service official in charge of electronic filing and refundable tax credits, speaks to Mary O’Keeffe’s public finance class Thursday. Williams, who was a student of O’Keeffe’s when she taught at Harvard University, discussed tax policy and issues. Many of the points he touched on will be helpful to students if they decide to take O’Keeffe’s economics class next term. This class helps them become certified to work as VITA volunteers.

VITA volunteer: Christina Yu Chen ’10, an economics and theater double major, speaks to Mary O’Keeffe’s public finance class Thursday about the Volunteer Income Tax Assistance program Union participates in annually. Chen, who helped prepare tax returns for local residents as a VITA volunteer last year, told her peers how valuable the experience was. She plans to volunteer again next term.