1. Department of Psychology, Swansea University, Swansea, UK
2. Department of Psychology, University of York, York, UK
3. School of Psychological Science, Manchester University, Manchester, UK
4. Lyon Neuroscience Research Center, INSERM, CNRS, University of Lyon, Lyon, France
5. Department of Psychology, University of Bedfordshire, Luton, UK
6. Sleep and Neuroimaging Laboratory, University of California, Berkeley, CA, USA