Stanley Zax Retiring from Zenith at End of Year

By Greg Jones, Western Bureau ChiefStanley Zax will retire as chief executive officer and president of Zenith National Insurance Corp., effective Jan. 1, 2012, bringing an end to his 34-year run as head of the specialty workers' compensation carrier.Fairfax Financial Holdings Ltd. of Toronto, which acquired the Woodlands Hills-based carrier through a $1.4 billion deal in 2010, announced on Tuesday that Jack Miller will replace Zax. Miller is the executive vice president and chief operating officer of Zenith's operating insurance subsidiary, Zenith Insurance Co.Zax, 74, will continue to...