RICKETTS, John Peter (Pete), a Senator from Nebraska; born in Nebraska City, Nebr., August 19, 1964; graduated Westside High School, Omaha, Nebr., 1982; B.A., biology, University of Chicago, 1986; M.B.A., marketing and finance, University of Chicago, 1991; stock trading company executive and board member; co-owner of Chicago Cubs baseball team; unsuccessful candidate for the United States Senate in 2006; governor of Nebraska 2015-2023; appointed as a Republican to the United States Senate on January 12, 2023, to fill the vacancy caused by the resignation of Benjamin Sasse; took the oath of office on January 23, 2023.