A new frontier for integrated care. Until now, most efforts to promote integrated care have focused on bridging the gaps between health and social care or between primary and secondary care. But the NHS five year forward view has highlighted a third dimension – bringing together physical and mental health. This report makes a compelling case for this ‘new frontier’ for integration. It gives service users’ perspectives on what integrated care would look like and highlights ten areas that offer some of the biggest opportunities for improving quality and controlling costs.