1 Martin R. Stockler, MBBS, MSc, and Andrew J. Martin, PhD, NHMRC Clinical Trials Centre, University of Sydney, Sydney, NSW, Australia; Haryana M. Dhillon, BSc, MA, PhD, CEMPED: The University of Sydney Centre for Medical Psychology and Evidence-Based Decision-Making, Sydney, NSW, Australia; Ian D. Davis, MBBS, PhD, Monash University, Melbourne, Victoria, Australia; and Christopher J. Sweeney, MBBS, Dana-Farber Cancer Institute, Boston, MA.