The Kenneth Craik Lecture will take place on 20 October at 5 p.m. in Theatre 1, Physiological Laboratory, Downing Street. Professor Richard Morris FRS, Division of Neuroscience, College of Medicine and Veterinary Medicine, University of Edinburgh, will give a talk entitled Elements of a theory of hippocampal function: synaptic plasticity, neuronal ensembles, and event memory. The lecture is open to members of the University and others who are interested.