Introduction Timeline: 25 Years of JCO History J.R. Bertino - The Journal of Clinical Oncology: the Initial Years G.P. Cannellos - Clinical Oncology: Onward and Upward D.G. Haller - Res ipsa loquitur 25th Anniversary Articles   25th Anniversary Celebration August 20, 2008 Analysis of Survival by Tumor Response and Other Comparisons of Time-to-Event by Outcome Variables J.R. Anderson et al. Affiliates: American Society of Clinical Oncology (ASCO) The ASCO Cancer Foundation Cancer.Net Journal of Oncology Practice (JOP)