Tag: blood clotting disorders December 13, 2018 Obituary: J. Evan Sadler, director of hematology, 67Renowned hematologist revealed the biology of bleeding, clotting disorders.Obituaries November 30, 2018 Sadler honored by American Society of Hematology, colleaguesPhysician, scientist, mentor honored for dedication to field, others.Medical Campus & Community Posts navigation