Campbell, Thomas, 1952-

Thomas John Campbell (born August 14, 1952) is an American academic, educator, and politician. He represented parts of Silicon Valley, California in the United States House of Representatives for five terms from 1989 to 1993 and 1995 to 2001. He is currently a professor of law and a professor of economics at Chapman University. He has also been a professor at Stanford Law School and the University of California, Berkeley, dean of Chapman University School of Law, and dean of Haas School of Business. He also served one term in the California State Senate from 1993 to 1995. As a politician, Campbell was a moderate or libertarian member of the Republican Party. Campbell ran unsuccessfully three times for the United States Senate. In 1992, he retired from the House to run and narrowly lost the Republican primary to Bruce Herschensohn; Herschensohn lost the general election to Barbara Boxer. In 2000, he retired again and won the Republican primary but lost decisively in the general election to Democratic incumbent Dianne Feinstein. In 2010, he withdrew his campaign for Governor of California to run again for the seat held by Boxer but lost the Republican primary to Carly Fiorina. In 2016, he announced that he would leave the Republican Party over his opposition to presidential nominee Donald Trump, and in 2019, he founded the Common Sense Party of California.