Dr. Weber is professor of medicine at the University of Colorado, Denver School of Medicine, and professor of medicine at National Jewish Health in Denver.

This past year he served as ACAAI president-elect and chaired the Annual Program Committee. He is serving his second term on the Board of Regents and the Executive Committee. He is an associate editor and Editorial Board member of Annals of Allergy, Asthma & Immunology, ACAAI’s scientific journal. He has a particular interest in pollens associated with allergies and his photos of allergen-producing plants and accompanying essays are regularly featured in Annals. He has served on the ACAAI Aerobiology Committee since 1983, most years as chair, and has been program director of the Aeroallergen Identification Workshop since 1985. He is on numerous other committees including the FIT Bowl Planning Committee (since 1991) and the Abstract Review Committee. He was recognized with the ACAAI Distinguished Fellow Award, the Distinguished Service Award, and the Bela Schick Lectureship.

Dr. Weber served on the ACAAI and American Academy of Allergy, Asthma and Immunology (AAAAI) Task Force on Practice Guidelines and the Certification-Recertification Board Review Committee. He chaired the AAAAI Aerobiology Committee and the National Allergy Bureau Counters Committee. He is a member of the Food and Drug Administration (FDA) Center for Biologics Evaluation and Research (CBER) Allergenic Products Advisory Committee.