She died Sept. 19 at age 80.
Doretha was also an active churchwoman and served in numerous ministries for Mount Zion Baptist Church of Germantown.
Doretha, a native of Lilesville, N.C., took personally her belief in education. She received a bachelor's degree in education from Cheyney University, a master's in education and the psychology of reading from Temple University and a doctorate in education from Nova Southeastern University in Fort Lauderdale, Fla.
After her retirement from the school district, she worked as an instructor at Temple University's Center for Research in Human Development and Education.
She also was an instructor in the adult-literacy program of the Mayor's Commission on Literacy.
At Mount Zion Baptist, Doretha sang on the Chancel Choir and the Meditation Choir and was a Youth for Christ usher. She served as chairwoman of Women's Day and as a member of the Ever Ready Club, Scholarship Committee, January Circle, Mount Zion Connection and the Pulpit Committee.
She is survived by a sister, Ann Tillman Jackson.
Services: 11 a.m. Thursday at Mount Zion Baptist Church of Germantown, 41 W. Rittenhouse St. Friends may call at 9 a.m. Burial will be in George Washington Memorial Park.
Contact John F. Morrison at firstname.lastname@example.org or 215-854-5573.