RenaissanceRe Holdings Ltd. (RenRe), a Bermuda-based reinsurer, has announced the appointment of Henry Klehm as Non-Executive Chair of the Board of Directors.Klehm succeeds James L. Gibbons, who will continue to serve as an independent director and member of the Audit Committee.Stephen C. Hooley has also been elected as an independent director, succeeding David C. Bushnell, who is retiring from the Board following 18 years of service.In addition, the Board has declared a quarterly dividend of $0.41 per comm ...