The Social Impact Holiday Mixer is an evening of celebration and connection bringing together philanthropists, nonprofit leaders, and changemakers from across the Bay Area. Hosted at Commonwealth Club World Affairs, the program blends festive warmth with civic purpose.

Honorary chair and emcee Willie L. Brown, Jr., two-term mayor of San Francisco and former speaker of the California Assembly, opens the evening with reflections on leadership, philanthropy and community. He is joined by co-hosts Elisabeth Pang Fullerton, a philanthropist and impact investor studying Global Public Health Leadership at Harvard, and Eddy Zheng, founder of the New Breath Foundation and national advocate for cross-cultural healing and justice.

Following brief remarks, the evening transforms into an interactive roundtable discussion, with microphones, held by the co-organizers, circulating among guests to share social impact success stories and lessons learned. The program concludes with an open reception, inviting continued conversation and collaboration. Wine and hors d'oeuvres by VinoGodfather.

About the Speakers 

Honorary chair and emcee Willie Brown was a two-term mayor of San Francisco, legendary speaker of the California State Assembly and is widely regarded as one of the most influential African-American politicians of the late 20th century. Mayor Brown has been at the center of California politics, government and civic life for more than five decades.

Co-host Elizabeth Pang Fullerton is a philanthropist, early-stage investor, and startup veteran who leads a foundation advancing equity in health care, education and conservation. As general partner of her family office, she invests in mission-driven ventures addressing global challenges. Currently studying at the Global Public Health Leadership Program at Harvard, she focuses on building more just, inclusive, and human-centered systems.

Co-host Eddy Zheng, president and founder of the New Breath Foundation, bridges Black, Asian American, immigrant, refugee, and formerly incarcerated communities. Featured in The New Yorker, The Guardian, PBS, NPR, and the award-winning film Breathin’: The Eddy Zheng Story, he advances cross-cultural healing and justice through culture, history and identity.

Co-organizer Virginia Cheung, daughter of refugees and SFUSD parent, co-founded Give a Beat to use music for healing and opportunity for those impacted by the justice system. A 2024 SF Board of Education candidate and Committee of 100 NextGen Leader, she’s advanced equity through leadership roles in education, philanthropy and community service.

Co-organizer Ian McCuaig advises Track & Share, helping nonprofits measure and share results. A veteran fundraiser with 30 years of leadership, he previously led development for the Marin JCC, Chinese Hospital and On Lok, and held international roles with the U.N. Association and Amnesty International. A Canadian native, he enjoys open-water swimming, jazz, red wine and civil discourse.