Prof Tom MacMillan is Elizabeth Creak Chair in Rural Policy and Strategy, at the Royal Agricultural University. He is interested in farming as a force for change to help tackle the climate, nature and health crises. He co-directs the Centre for Effective Innovation in Agriculture. Tom joined the RAU from the Soil Association, where he founded the Innovative Farmers network, which supports practical ‘field labs’ by farmers. Before that, he was Executive Director of the Food Ethics Council.