Susan M. Wilhere, elementary school teacher Susan M. Wilhere, a fourth-grade teacher in the Montgomery County school system for more than 30 years, died Nov. 20 at Montgomery Hospice's Casey House in Rockville. She had Alzheimer's disease, said a nephew, John Fitzgerald. Mrs. Wilhere, a Derwood, Md., resident, taught in the Montgomery school system from 1960 until her retirement in 1991. Most recently, she had taught at Greencastle Elementary School in Silver Spring. Earlier, she was a teacher at Olney Elementary School and at Candlewood Elementary School in Derwood, among others. Susan Catherine Megeath was a New York City native and a 1955 education graduate of Duquesne University in Pittsburgh. She was a member of the Polish-American Society and board president of two of its programs: the Breast Cancer Awareness Program for Poland and the ABC XXII Child Awareness Program for Poland. Mrs. Wilhere also volunteered at THIS for Diplomats, a volunteer organization that welcomes diplomats and their families to Washington, and she was a member of St. Francis of Assisi Catholic Church in Derwood and the Washington Club. Her husband of 48 years, Maurice Wilhere Jr., died in 2004. Survivors include three sisters.