Jacqueline Barrientos, MD, is Attending Physician at the Chronic Lymphocytic Leukemia (CLL) Research and Treatment Program of the Division of Hematology and Medical Oncology, Northwell Cancer Institute in New York, USA, and Associate Professor of Medicine at the Zucker School of Medicine at Hofstra/Northwell. Dr Barrientos received her medical degree from the Ponce School of Medicine in Puerto Rico, USA. She was elected vice-president of the Alpha Omega Alpha Honor Medical Society and received two research awards from the Howard Hughes Medical Institute. She completed her residency in internal medicine at Yale-New Haven Hospital, Yale School of Medicine, and her fellowship in hematology and medical oncology at New York Presbyterian Hospital of Weill Cornell Medical College, where she was Chief Fellow. Dr Barrientos participates in multi-institutional clinical trials with the CLL Research Consortium (CRC) and the Alliance for Clinical Trials in Oncology. She is a member of the American Society of Clinical Oncology and the American Society of Hematology. She is the recipient of the 2015 ASH-AMFDP (American Society of Hematology – Harold Amos Medical Faculty Development Program) career development award to study CLL and lymphoma.