SCDAA regrets to announce that Dr. Samir Ballas passed away on August 12. He was devoted to caring for adults with sickle cell in Philadelphia at Thomas Jefferson University. He made many significant contributions to clinical research on sickle cell pain and lab research on sickle cell shape changes. Read the letter from his daughter that describes his deep faith and lifelong commitment to help sickle cell disease here: Our thoughts are with his family at this difficult time.