Chapter 1; Molecular Medicine: The Future is Now; Geoffrey S. Ginsburg, M.D., Ph.D. Center for Genome Science, Duke University School of Medicine, Durham, NC; Chapter 2; Genomic Classification of Disease; David P. Carbone, M.D., Ph.D. Division of Hematology/Oncology, Department of Medicine, Vanderbilt-Ingram Comprehensive Cancer Center, Vanderbilt University School of Medicine, Nashville, TN; Chapter 3; Transcriptomic Classification of Disease; Matt van de Rijn, M.D., Ph.D. Department of Pathology, Stanford University School of Medicine, Stanford, CA; Chapter 4; Epigenomic Classification of Disease; Peter A. Jones, Ph.D. Departments of Urology, Biochemistry, and Molecular Biology, University of Southern California/Norris Comprehensive Cancer Center, Keck School of Medicine, University of Southern California, Los Angeles, CA; Chapter 5; Proteomic Classification of Disease; Lance Liotta, Ph.D. The Center for Applied Proteomics and Molecular Medicine, George Mason University, Manassas, VA; Chapter 6; Molecular Medicine in Neoplastic Disease; Gavin J. Gordon, Ph.D. Department of Surgery Research, Dana Farber/Harvard Medical Center, Brigham and Women's Hospital, Harvard Medical School, Boston, MA; Chapter 7; Molecular Medicine in Genetic Disease; Markus Grompe, M.D. Department of Molecular and Medical Genetics, Oregon Health and Science University, Portland, OR; Chapter 8; Molecular Medicine in Infectious Disease; Michael G. Bergeron, Ph.D. Research Center in Infectious Diseases, Centre Hospitalier Universitaire de Quebec, Quebec City, Quebec, Canada; Chapter 9; Molecular Diagnostics: Harnessing the Clues to Direct the Treatment of Human Disease; William B. Coleman, Ph.D., and Gregory J. Tsongalis, Ph.D. Department of Pathology and Laboratory Medicine, UNC Lineberger Comprehensive Cancer Center, University of North Carolina School of Medicine, Chapel Hill, NC, and Department of Pathology and Laboratory Medicine, Dartmouth-Hitchcock Medical Center, Lebanon, NH; Chapter 10; Personalized Treatment of Complex Diseases: The Promise of Molecular Medicine; Leroy E. Hood, M.D., Ph.D. Institute for Systems Biology, Department of Molecular and Cellular Biology, University of Washington, Seattle, WA