Donal O’Neill makes “real food” documentaries exploring health and human performance. Movies so far include: Cereal Killers (2013); Run on Fat (2015); The Big Fat Fix (2016) that premiered in the European Parliament. Donal is also co-author with Dr Aseem Malhotra of the best-seller, The Pioppi Diet. On his website, Let Fat Be Thy Medicine, Donal describes himself as a “lean ex-athlete with no family history of overweight/obesity but a whole lotta heart disease and diabetes staring at me”. Dona ...