Pulmonary Pathology SocietyThe Pulmonary Pathology Society was established in 1995 under the leadership of Dr. William Travis then Chair of the Pulmonary and Mediastinal Pathology Division of the Armed Forces Institute of Pathology, Washington, D.C. in collaboration with several other internationally renowned lung pathologists including Drs. Thomas Colby of Scottsdale, Arizona, Samuel Hammar of Bremerton, Washington, Bruce Mackay of Houston, Texas, Helmut Popper of Graz, Austria, and Osamu Matsubara of Tokorozawa, Japan.