John Hammergren

  • Hewlett-Packard Interim Chairman Whitworth resigns Tuesday, 15 Jul 2014 | 8:23 AM ET

    PALO ALTO, Calif.— Hewlett-Packard's interim chairman, Ralph Whitworth, has resigned from the company's board to concentrate on personal health issues. Whitworth became HP's interim chairman in April 2013 after former chairman Ray Lane stepped down from his post.