About John N. Lavis John N. Lavis is professor, Department of Clinical Epidemiology and Biostatistics, director, McMaster Health Forum, and associate director, Centre for Health Economics and Policy Analysis, McMaster University. Books by John N. Lavis Paradigm Freeze Why It Is So Hard to Reform Health Care in Canada edited by Harvey Lazar, Pierre-Gerlier Forest, John N. Lavis & John Church
