Sears, Helen L. (Mathis) of Hyannis, formerly of Lexington, Nov. 4, 2009. Wife of the late William C. Sears. Mother of Bill Sears of Dearborn Heights, MI. Aunt of Jacqueline Perdigao of Osterville. Helen is also survived by 2 grandchildren, Christina and Stephanie Sears. A Mass of christian burial will be celebrated Saturday Nov. 7 at St. Brigid Church, 2001 Mass Ave. Lexington at 11:00am. Relatives and friends are kindly invited to attend. Visitation at the Douglass Funeral Home, 51 Worthen Rd. Lexington Saturday prior to Mass from 9:00 - 10:45 AM. Donations in her memory may be made to the American Cancer Society, 30 Speen St. Framingham, MA 01701. Interment Westview Cemetery, Lexington.