Meet our Team

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David Williams MD

Division Chair, Hematology/Oncology Associate Chair, Pediatric Oncology

David A. Williams is a graduate of Indiana State University and Indiana University School of Medicine. After training in Pediatrics at Cincinnati Children's Hospital Medical Center (CCHMC), Dr. Williams completed fellowship training in Pediatric Hematology/Oncology at Dana-Farber/Boston Children's Cancer and Blood Disorders Center He completed his research training at the Cancer Center and Whitehead Institute at the Massachusetts Institute of Technology, and then became a faculty member at Harvard Medical School and of the Howard Hughes Medical Institute (HHMI).

Stuart Orkin MD

Department Chair, Pediatric Oncology Associate Chief, Division of Hematology/Oncology

Dr. Orkin received his MD in 1972 from Harvard Medical School, followed by postdoctoral research at the National Institutes of Health and clinical training in pediatrics and hematology-oncology at Boston Children's Hospital and DFCI, where he joined the faculty in 1978. Dr. Orkin is a Howard Hughes Medical Institute Investigator. Over the past decade, his laboratory has defined critical nuclear regulators of hematopoiesis.

Lisa Diller MD

Clinical Director, Pediatric Oncology Medical Director, Clinical Cancer and Blood Disorders

As a pediatric oncologist and the Clinical Director of Pediatric Oncology, she leads the joint clinical Pediatric Oncology Program at the Dana-Farber Cancer Institute and Boston Children's Hospital. She is also the Director of the Perini Family Survivors Center and the David B. Perini, Jr. Quality of Life Clinic for Cancer Survivors at Dana-Farber. She is a Professor of Pediatrics at Harvard Medical School. Dr. Diller received a bachelors degree from Harvard University, and earned her medical degree from the University of California at San Diego.

Patricia Branowicki

Director, Nursing/Patient Services

As the Associate Chief Nurse for Medicine Patient Services at Boston Children’s Hospital (BCH) and the Senior Director for Nursing/Patient Care Services at Dana-Farber Cancer Institute (DFCI), she is involved in all aspects of patient care operations. Certified by the Board of American Nurses Credentialing Center and in the final stages of completing her PhD at Boston College, she is particularly interested in the areas of improving systems within health care settings to enhance the patient experience and transitions from hospital to home. She is currently the Principal Investigator for two research studies examining the transition from hospital to home following a new diagnosis of childhood cancer.

Visit to meet the physicians and researchers within each of our clinical centers: Blood Disorders Center, Brain Tumor Center, Hematologic Malignancy Center, Solid Tumor Center and Stem Cell Transplant Center.

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The future of pediatrics will be forged by thinking differently, breaking paradigms and joining together in a shared vision of tackling the toughest challenges before us.”
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