Mark Nelson is Professor and Chair, Discipline of General Practice, School of Medicine and Senior Member Menzies Institute for Medical Research where he is also medical director of the Blood Pressure Clinic, both at the University of Tasmania, Hobart Australia. He is also an Adjunct Professor, Department of Epidemiology and Preventive Medicine, Monash University, Melbourne Australia. His research interests are around large-scale clinical trials in in primary care. He has 270 peer reviewed scientific publications, is a principal investigator on the NIH sponsored ASPREE / ASPREE-XT study (N = 19,000) investigating if aspirin extends healthy active life, and the NHMRC sponsored STAREE (recruitment to date >5300) similarly investigating if statins extend healthy active life. He also has been an author on multiple guidelines for cardiovascular disease prevention and treatment and remains in clinical general practice in Hobart Australia.