Our Team

Director, Global HOPE

David G. Poplack, MD
David G. Poplack, MD
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 Center for 25 years. Under his leadership, Texas Children’s Cancer and Hematology Center grew exponentially – from seven faculty members,… read more
Phone: 832-822-4216

Administrative Director, Global HOPE

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

Director, Global HOPE Hematology Program

Gladstone E. Airewele, MD, MPH
Dr. Gladstone Airewele is a 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 interests include… read more
Phone: 832-822-4849

Director, Global HOPE Oncology Program

Parth S. Mehta, MD
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. He is… read more
Phone: Main Campus Office: 832-824-4598

Director, Global HOPE Research Program

Carl E. Allen, MD, PhD
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… read more
Phone: 832-824-4312

Assistant Director, Global HOPE

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

Botswana - Global HOPE Medical Director

Robert Langat

Botswana

Kamusisi Chinyundo, MBChB, MMED(PAEDS)
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… read more
Phone: 832-822-4242

Uganda - Global HOPE Medical Director

Peter M. Wasswa, MD, FRCPath
Dr. Peter Wasswa is an Assistant Professor of Pediatrics at Texas Children’s Cancer and Hematology Center. 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… read more
Phone: 832-822-4242