Sheryl Kara Sandberg is an American technology executive, philanthropist, author, and activist. Born on August 28, 1969, in Washington, D.C., she grew up in North Miami Beach, Florida, as the eldest of three children to Joel Sandberg, an ophthalmologist, and Adele Sandberg. She graduated from Harvard College with a Bachelor of Arts in economics in 1991 and earned an MBA from Harvard Business School in 1995. Her early career included serving as a research assistant to economist Lawrence Summers at the World Bank, followed by roles at the U.S. Department of the Treasury, where she became Summers' chief of staff during his tenure as Secretary under President Bill Clinton. In 2001, she joined Google as the general manager of its business unit, rising to vice president of global online sales and operations, where she oversaw the development of key advertising products like AdWords and AdSense. In 2008, she joined Facebook (now Meta Platforms) as Chief Operating Officer (COO), a position she held until 2022, during which she played a pivotal role in business operations, acquisitions, and policy, helping transform the company into a global powerhouse and expanding its revenue through advertising while serving as the first woman on its board of directors. Sandberg stepped down from her operational role at Meta but remains on the board. She is renowned for advocating for women's leadership and social impact in tech, founding LeanIn.Org in 2013 to empower women in the workplace and authoring the bestselling book 'Lean In: Women, Work, and the Will to Lead' in 2013, which sparked global conversations on gender equality. Her philanthropic efforts focus on diversity, leadership, and social impact in technology. Her personal life includes her marriage to Dave Goldberg from 2004 until his death in 2015, with whom she has two children; she later married Tom Bernthal in 2022. She has been a prominent voice in Democratic politics, advising figures like Hillary Clinton, and continues to influence networks in tech, finance, and activism.