Dr James MacCabe is Reader in the Epidemiology of Psychosis at the Institute of Psychiatry Psychology and Neuroscience, King’s College London. After an intercalated BSc in Psychology and Basic Medical Sciences, James qualified in medicine at the University of London in 1995 and completed his basic and higher specialist training in Psychiatry at the Maudsley Hospital from 1997 to 2004. He obtained a joint MRC/Department of Health Special Training Fellowship in Health of the population research in 2004, in collaboration with the Department of Medical Epidemiology and Biostatistics at Karolinska Institute, Stockholm. He obtained an MSc in Epidemiology from the London School of Hygiene and Tropical Medicine in 2006 and a PhD in 2008. In 2009 he was awarded a Clinical Senior Lectureship by the Higher Education Funding Council for England. James has been honorary consultant psychiatrist at the National Psychosis Unit since 2005, where he is responsible for treating inpatients with severe psychosis and conducting clinical trials. He is special advisor on psychosis to the mental health charity, SANE. Dr MacCabe conducts research into the causes and consequences of psychoses using the tools of lifecourse epidemiology. Much of his research is conducted in collaboration with international partners in Sweden and elsewhere.  His research interests include cognitive function in schizophrenia and bipolar, and trajectories of cognitive function prior to illness onset, differences in cognitive function between schizophrenia and bipolar disorder, associations between high cognitive function, creativity and mental disorders, and fertility of patients with psychosis.  He also has a clinical interest in treatment refractory schizophrenia and conducts research in improving the safety, tolerability and effectiveness of antipsychotic drugs, particularly clozapine.