Rebecca S. Gruchalla, M.D., Ph.D., is Professor of Internal Medicine and Pediatrics and Director of the Division of Allergy and Immunology at the University of Texas Southwestern Medical Center at Dallas. She received her PhD and medical degrees from UT Southwestern Medical Center at Dallas. After completing internal medicine training at the Hospital of the University of Pennsylvania and allergy and immunology training at UT Southwestern, she joined the UT Southwestern faculty. Dr. Gruchalla enjoys both her teaching and clinical responsibilities. In addition, much of her time is devoted to research activities in the area of pediatric asthma. She has been leading the NIAID/NIEHS-funded Inner City Asthma Study at the Dallas site for the last five years and, through this effort, she has gained much experience working with the inner city pediatric asthma population in Dallas. She is currently participating in the multi-site Inner City Asthma Consortium as project director of the site at UT Southwestern. Dr. Gruchalla also is on the Editorial Board of the Journal of Allergy and Clinical Immunology and is on the Board of Directors of the American Academy of Allergy, Asthma and Immunology and of the American Board of Allergy and Immunology.