1 P. J. McKenna, FIDMAG Germanes Hospitalàries Research Foundation, Barcelona and CIBERSAM, Spain. Email: mckennapeter1@gmail.com; J. Radua, FIDMAG Germanes Hospitalàries Research Foundation, Barcelona and CIBERSAM, Spain; S. Jauhar, Department of Psychosis Studies, Institute of Psychiatry, London, UK; K. R. Laws, School of Life and Medical Sciences, University of Hertfordshire, Hatfield, UK.