James Bussel, MD
Dr. James Bussel is Professor of Pediatrics, Medicine, and Obstetrics at the Weill Medical College of Cornell University in New York City. His training was initiated at Yale, continued at Columbia College of Physicians and Surgeons, then he completed a Pediatric Residency at Cincinnati Children’s Hospital, and a Fellowship in Pediatric Hematology/Oncology at the combined Cornell/Memorial Sloan Kettering program. The great majority of Dr. Bussel’s publications are centered around diagnosis and especially management of patients with ITP, including children with ITP, adults with ITP, pregnant women with ITP, HIV infected patients with thrombocytopenia, and fetuses affected by autoimmune and alloimmune thrombocytopenia. He has worked with IVIg, IV anti-D, rituximab, and most recently the thrombopoietic agents.
Annemarie Fogerty, MD
Dr. Annemarie Fogerty is a Hematology Specialist in Boston, MA with over 18 years of experience. She graduated from New York University School of Medicine in 2003, then went on to internal medicine residency at Massachusetts General Hospital. She completed her fellowship training at the Dana Farber Cancer Institute. She currently serves as the Clinical Director for Hematology and Director of Reproductive Hematology at both Massachusetts General Hospital and Newton Wellesley Hospital. Her particular areas of clinical expertise and research focus on thrombocytopenia and thrombosis in the pregnant patient.
Terry Gernsheimer, MD
Dr. Terry Gernsheimer is a Professor of Medicine at the University of Washington School of Medicine, Medical Director of the Platelet Antibody Laboratory at the Puget Sound Blood Center, and Director of Transfusion Services at the University of Washington Medical Center and the Seattle Cancer Care Alliance. Dr. Gernsheimer’s major research interests include the diagnosis, treatment and pathophysiology of autoimmune platelet disorders as well as several aspects of transfusion medicine and medical education.
Rachael Grace, MD, MMSc
Dr. Rachael Grace is a Pediatric Hematologist at the Dana-Farber/Boston Children’s Cancer and Blood Disorders Center and an Associate Professor at Harvard Medical School in Boston, Massachusetts. She is the Medical Director of the Hematology Clinical Research Program at Boston Children’s Hospital and is recipient of the Blanche P. Alter Investigatorship in Hematology. Dr. Grace received her MD from Brown University and received her Masters in Medical Science from Harvard Medical School. She completed her pediatrics residency at Boston Children’s Hospital and pediatric hematology/oncology fellowship at the Dana-Farber/Boston Children’s Cancer and Blood Disorders Center. She is the director of the pediatric ITP Consortium of North America (ICON), a collaboration of more than 50 sites in North America focused on improving ITP care for children. She is a leading investigator for multiple observational and interventional research studies for children with ITP and is involved in national ITP guideline initiatives. Dr. Grace’s clinical and research interests are focused on improving outcomes of children with immune cytopenias and rare congenital hemolytic anemias.
Kristin Hunt, MDCM, MSc, FRCP(C)
Dr. Kristin Hunt was diagnosed with chronic ITP at the age of 12 years old. She started volunteering and fundraising for PDSA in 2010. She co-founded the ITP Kids Camp and continues to serve on the patient research panel. Determined to continue helping patients, she decided to build her career in medicine. She holds a Bachelor of Science in Microbiology and Immunology (2014) and a Master of Science in Immunology (2016) from McGill University in Montreal, QC. She later obtained her medical degree from McGill University, graduating with the class of 2020. While studying, she also co-founded McGill’s first Rare Disease Interest Group. She then completed her pediatrics residency training at Queen’s University in Kingston, Ontario and recently became a licensed pediatrician in June 2024. She is now completing her second and final year of subspecialty training in Pediatric Allergy and Clinical Immunology at the Hospital for Sick Children in Toronto, Ontario. Dr. Hunt hopes to use both her personal and professional experiences to continue helping ITP patients and all those affected by immune-mediated disorders.
Craig Kessler, MD
Dr. Craig Kessler, Professor of Medicine and Pathology, is the Director of the Hemophilia and Thrombosis Comprehensive Treatment Center and Director of the Division of Coagulation in the Department of Laboratory Medicine at Georgetown University Medical Center in Washington, DC. His research interests include development and analysis of treatment strategies for bleeding disorders such as hemophilia, von Willebrand disease, and ITP. Dr. Kessler has also designed and participated in numerous clinical trials to study the pathophysiology and treatment of thrombophilic states, such as venous thromboembolism and cancer. He has written over 250 papers and chapters and is co-editor of a popular authoritative textbook on consultative hemostasis.
David J. Kuter, MD, DPhil
Dr. David Kuter is Chief of Hematology, Massachusetts General Hospital, Boston, Massachusetts. He earned a research doctorate (DPhil) at Magdalen College of Oxford University and a medical degree at Harvard Medical School. Dr. Kuter is Professor of Medicine at Harvard Medical School. In addition, Dr. Kuter sits on numerous national and international ITP committees and is board certified in Internal Medicine, Hematology, and Medical Oncology. He has dedicated years of effort to researching coagulopathies, anticoagulation, and platelet disorders. In recent years, Dr. Kuter has conducted groundbreaking research into the development of effective thrombopoietic agents.
Michele P. Lambert, MD, MTR
Dr. Lambert is an Assistant Professor of Clinical Pediatrics at the Children’s Hospital of Philadelphia and Medical Director of the Special Coagulation Laboratory at CHOP. She graduated from UMDNJ-New Jersey Medical School (now Rutgers) and completed her pediatric residency at St. Christopher’s Hospital for Children followed by a year as Chief Resident. She then moved the Children’s Hospital of Philadelphia where she completed her fellowship in pediatric hematology/oncology. She received her Masters in Translational Medicine in 2001. Her research efforts have focused on understanding the control of platelet production by megakaryocytes (the cells that make platelets) and the ways in which genetics influence platelet function and number in various clinical scenarios including ITP and inherited platelet disorders.
Howard A. Liebman, MD
Dr. Howard Liebman is Professor of Medicine and Pathology at the University of Southern California’s (USC) Keck School of Medicine, Los Angeles, CA. He serves as Medical Director of the Special Hemostasis Laboratory at USC’s Norris Comprehensive Cancer Center and is Director of the fellowship program in hematology. Dr Liebman received his medical degree from USC and completed his postgraduate training including a residency in internal medicine and fellowships in medical oncology and hematology at Los Angeles County – University of Southern California Medical Center. Dr Liebman completed a research fellowship at Tufts University – New England Medical Center, Boston, MA and held faculty positions at Tufts University and Boston University, before returning to USC. Dr Liebman’s research interests include clinical management and characterization of haemostatic and thrombotic disorders, management of autoimmune blood disorders and clinical therapy of HIV and AIDS. He has authored or co-authored 85 peer-reviewed publications and 26 reviews and chapters.
Diane J. Nugent, MD
Dr. Diane Nugent is a Clinical Professor, Department of Pediatrics, University of California, Irvine School of Medicine. She currently serves as Chair, Hematology, CHOC Children’s Hospital of North Orange County, Orange, CA; Medical Director, Hematology and Blood and Donor Services CHOC Children’s; and Division Chief, Hematology, CHOC Children’s Specialists. Dr. Nugent is a nationally-recognized expert in pediatric hematology who specializes in blood disorders, bone marrow failure, bleeding and clotting disorders, anemias, and immune deficiencies. She is involved in clinical trials for rare blood disorders and is a principal investigator for regional hemophilia programs. Dr. Nugent has coauthored more than100 journal articles and book chapters. She chairs review subcommittees at the National Heart Lung and Blood Institute (NHLB) at NIH in hematology. Dr. Nugent also participates in the Pediatric ITP Consortium of North American (ICON), a group of pediatric hematologists dedicated to improving the understanding, treatment and quality of life (QOL) of pediatric ITP patients.
John W. Semple, PhD
Dr. John Semple received his PhD in Immunology from Queen’s University in 1986 and trained as a Post Doctoral Fellow in the Banting and Best Department of Medical Research of the C.H. Best Institute, University of Toronto from 1986-1990. He joined St. Michael’s Hospital in 1990 as Director of Transfusion Medicine Research of the Toronto Platelet Immunobiology Group. He joined Lund University in 2016 as a Professor of Transfusion Medicine of St. Michael’s Hospital. His research activities include several areas including anti-platelet T cell responses in patients with acute and chronic ITP, the analysis of how platelet antigens are recognized by the immune system, and how platelets may act as immune-like cells that are responsible for initiating and perpetuating their own auto immune demise.
Michael Tarantino, MD
Dr. Michael Tarantino is a Professor of Pediatrics and Medicine at the University of Illinois College of Medicine Peoria and Medical Director of the Bleeding & Clotting Disorders Institute. He received a doctoral degree in medicine from the University of Wisconsin School of Medicine in 1987. He completed an internship and residency at the University of Arizona Health Sciences Center and a Fellowship in Pediatric Hematology/Oncology at the University of Wisconsin School of Medicine. Dr. Tarantino first became interested in ITP during his residency in 1988. Since that time, he has designed and/or participated in numerous clinical investigations related to ITP and other platelet disorders. He has authored numerous publications relevant to the diagnosis and management of ITP, especially as it occurs in children. He is also active in hemophilia and other bleeding disorders research.
Deirdra "Dee" Terrell, Ph.D.
Dr. Terrell is an Associate Professor of Epidemiology in the Department of Biostatistics and Epidemiology at the University of Oklahoma Health Sciences Center and Assistant Dean for Sovereignty, Opportunity, Belonging, & Engagement. Her research interests include diseases of platelet disorders and improving life after recovery from thrombotic thrombocytopenic purpura (TTP). She has published over 70 peer-reviewed articles and is a National Institute of Health K01 awardee. Her K01 grant proposal focuses on improving the lives of patients after they recover from TTP. Her career development training focused on the theory and application of patient-reported outcomes. She is also an active member of the Guideline Oversight Subcommittee for the American Society of Hematology.