Cory Booker is the senior United States senator from New Jersey. Booker earned bachelor's and master's degrees at Stanford University, attended Oxford University as a Rhodes Scholar, and earned a law degree at Yale University. He served as mayor of Newark for seven years before becoming New Jersey's first Black senator, and only the fourth popularly elected Black senator in US history. Booker is a national leader in the effort to expand economic opportunities and reform our criminal justice and healthcare systems. He lives in Newark's Central Ward.