John Campbell is a retired condensed matter physicist from the University of Canterbury, New Zealand, Rutherford's Alma Mater. He is the author of "Rutherford Scientist Supreme" (in print), "Rutherford's Ancestors" (in print), and www.rutherford.org.nz , and the producer of the 3-hour documentary "Rutherford", which was awarded an Education and Communication Award from the Canadian Nuclear Society in 2012. He has several other awards for communicating science to the general public. John was an originator of the Rutherford Den, and the organiser of the Rutherford Birthplace and the Pickering/Rutherford/Havelock memorial. He initiated and runs the Ask-A-Scientist programme which has seen some 90,000 column-cms of science in New Zealand newspapers and has organised some 50 firewalks throughout New Zealand, plus four in the USA and one at CERN.