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Our Team

Director, Global HOPE

Dr. David Poplack is internationally recognized as a leader in the field of pediatric oncology and served as Director of Texas Children’s Cancer and Hematology Centers for 25 years. Under his leadership, Texas Children’s Cancer and Hematology Centers grew exponentially – from seven faculty members…
Phone: 832-822-4556

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Administrative Director, Global HOPE

Kristi Wilson-Lewis is the Administrative Director of the Global Hematology-Oncology Pediatric Excellence (HOPE) program at Texas Children's Cancer and Hematology Centers. Ms. Wilson-Lewis previously served as Administrative Director of the Texas Children’s Cancer and Hematology Centers at Texas…
Phone: 832-822-4267

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Director, Global HOPE Hematology Program

Dr. Gladstone Airewele is an Associate Professor in the Department of Pediatrics at Baylor College of Medicine, and is the Director of the Global Hematology Program at Texas Children’s Cancer and Hematology Center, Houston, Texas. He specializes in pediatric sickle cell disease. His clinical…
Phone: 832-822-4849

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Director, Global HOPE Oncology Program

Dr. Parth Mehta is the Director of the Global Oncology Program. Before relocating back to the United States, Dr. Mehta lived in Africa from 2007 to 2011. Dr. Mehta served as the Director of the Haemophilia and Oncology Clinic of Botswana at the Princess Marina Hospital in Gaborone, Botswana. His…
Phone: Main Campus Office: 832-824-4598

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Director, Global HOPE Research Program

Dr. Carl Allen is the Milton and Allene Nirken Chair in Pediatric Oncology at Texas Children's Hospital and co-director of the Texas Children’s Cancer Center Histiocytosis and Lymphoma Programs, where he leads a team of over 30 clinicians and scientists dedicated to improving the outcomes of…
Phone: 832-824-4312

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Associate Director, Global HOPE Education Program

Dr. Susan Torrey’s career in pediatric emergency medicine has included administration, education and clinical care. She focuses primarily on faculty development, mentoring and global health. In addition to her role in the Section of Emergency Medicine, she is an associate division director for…
Phone: 832-824-6458

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Assistant Director, Global HOPE

Elise Ishigami is the Assistant Director of the Global Hematology-Oncology Pediatric Excellence program (HOPE) at Texas Children’s Cancer and Hematology Centers. She leads the administrative operations and strategic planning of the centers’ global programs in Africa focused around patient care,…
Phone: 832-824-2885

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Botswana

Dr. Kamusisi Chinyundo is a pediatrician in Botswana working with the Global Hematology-Oncology Pediatric Excellence (HOPE) program. He completed undergraduate degrees in Medicine and Surgery, followed by a Masters of Pediatrics and Child Health at the University of Zambia School of Medicine in…
Phone: 832-822-4242

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Dr. Maria Dunn is an instructor of pediatrics at Baylor College of Medicine, working full time with the Global Hematology-Oncology Pediatric Excellence (HOPE) program in Botswana. She joined the team in October 2017. She provides clinical care to hematology/oncology patients at Princess Marina…
Phone: 832-822-4242

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Uganda - Global HOPE Medical Director

Dr. Peter Wasswa is an Assistant Professor of Pediatrics at Texas Children’s Cancer and Hematology Centers. He is currently the Medical Director for the Global HOPE Program in Malawi. His special interest is in childhood hematological cancer, particularly in developing countries. Having trained in…
Phone: 832-822-4242

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