Marlene B. Shaffer, of Bethesda, died on Aug. 18. Beloved wife of the late Robert L. Shaffer. Devoted mother of Jeffrey (Gayle) and Steven (Allison) Shaffer and Debbie Rosner. Loving grandmother of Zachary and Scott Shaffer and Hope and Bella Rosner. Dear sister of Sibyl (the late Kalman) Shmueli, Rhona (the late Bernie) Koltow and Peggy (the late Irwin) Hirsch. Contributions may be made to the Fresenius Medical Care Foundation. Arrangements entrusted to Torchinsky Hebrew Funeral Home.