Palmer, V, Weavell, W, Callander, R, Piper, D, Richard, L, Maher, L, Boyd, H, Herrman, H, Furler, J, Gunn, J, Iedema, R & Robert, G B 2018, ' The Participatory Zeitgeist: an explanatory theoretical model of change in an era of coproduction and codesign in healthcare improvement ', Medical Humanities . https://doi.org/10.1136/medhum-2017-011398 Medical Humanities