 CHICAGO--BUSINESS WIRE--Kemper Corporation NYSE: KMPR today announced that its Board of Directors elected Joseph P. Lacher, Jr., Kempers president and chief executive officer, and current director, to the additional role of chairman of the board, effective immediately. Lacher succeeds Robert J. Joyce, who has shifted from the role of non-executive chairman to independent lead director. Over the last five-plus years as president and CEO, Joe has demonstrated strong leadership in establishi 