 Although opinion remains divided as to the effectiveness of the ad in supporting Fiorina's campaign, it is widely regarded as one of the most bizarre and memorable political advertisements ever devised.In 2010, Carly Fiorina, a businesswoman then best known as the former chief executive officer of Hewlett-Packard from 1999 to 2005, entered the race for the Republican nomination for the U.S. Senate seat then held by Democratic Senator Barbara Boxer.Among her opponents was Tom Campbell, a former congressman who had served five terms in the U.S. House of Representatives between 1989 and 2001, representing California's 12th and 15th congressional districts.