About the author
David L. Hahn, MD, MS, is a past Clinical Professor and current Di- rector of the Wisconsin Research and Education Network (WREN) in the Department of Family Medicine at the University of Wisconsin School of Medicine and Public Health. He practices at the Dean Medical Center East Clinic in Madison, Wisconsin.
Dr. Hahn has been in active community-based medical practice for over 30 years and has been performing practice-based clinical research for almost as long. He holds a Masters degree in epidemiology and has received advanced research training in medical microbiology, immunology and clinical trial design.
He first reported the association of infection and asthma in a major article in the Journal of the American Medical Association (JAMA) in 1991. He is an internationally recognized authority on Chlamydia pneumoniae and chronic lung disease and a nationally recognized expert in practice-based research (“real world” clinical research conducted in community practice settings). Dr. Hahn is a founding member of the Wisconsin Research and Education Network (a practice-based research network). He has conducted three clinical trials suggesting that prolonged antibiotic treatment can improve and sometimes even “cure” asthma.