Simon Chapman AO (2013) is emeritus professor of public health at the University of Sydney. He edited the BMJ’s specialist journal Tobacco Control for 17 years, was the American Cancer Society’s Luther Terry medalist for outstanding advocacy in tobacco control (2003),  NSW Premier’s Cancer Researcher of the Year (2008) and Australian Sceptic of the Year (2013). He blogs on public health at www.simonchapman6.com where many of his books are available in open access