Education
In 1959 she graduated from Pemetic High School in Southwest Harbor, Maine.
In 1959 she graduated from Pemetic High School in Southwest Harbor, Maine.
She holds Doctor of Philosophy from Penn State University (1969). She was director of Genetic Resource Science at Jackson Laboratory. Her work concentrates on developing mouse models of human genetic disorders including Down syndrome.
She is now semiretired from Jackson Laboratory.
Her mice was used in number of Down syndrome studies leading to promising drug therapies. In 2002 the National Down Syndrome Society named her "Researcher of the Year.".