Prof. Thierry Le Chevalier got a Doctor of Medicine degree at Paris-Sud University in 1979. During his training years, he became a Fellow French Health Assistance, Yaounde, Cameroun from 1973-1974. After graduation, he became head lung unit at Institute Gustave Roussy, Villejuif, France from 1979—2005. He was a visiting associate professor at Georgetown University, Washington D.C. , USA in 1983-84. He also served as chairman of the Lung Cancer Group of the French Federation of Cancer Centers and of the Scientific Committee of the French Intergroup on Thoracic Oncology from 1982-2004. He became director of international affairs French National Cancer Institute in 2005-2006 and Vice President, Research and Development Oncology Europe, Glaxo Smith Kline based in London. Currently, Prof. Le Chevalier is Head of the Institute of Thoracic Oncology at Gustave Roussy Hospital and Marie Lannelongue Hospital, in South Paris . He is also a Member of the American Society ofClinical Oncology, European Society of Medical Oncology, International Association for Study of Lung Cancer and French Cancer Society. Prof. Le Chevalier has been listed as a noteworthy Medical oncologist by The American Publishing Company "Marquis Who's Who". He's one of the pioneers in lung oncology and an expert in therapeutic strategies and translational research applied to lung cancer.