Dementia prevention, intervention, and care. Issue 10113 (16th December 2017) - Livingston, Gill; Sommerlad, Andrew; Orgeta, Vasiliki; Costafreda, Sergi G; Huntley, Jonathan; Ames, David; Ballard, Clive; Banerjee, Sube; Burns, Alistair; Cohen-Mansfield, Jiska; Cooper, Claudia; Fox, Nick; et al.