About the Authors

Elizabeth Tyler

e.tyler@lancaster.ac.uk

Affiliation The Spectrum Centre for Mental Health Research, Division of Health Research Lancaster University, Lancaster, Lancashire, United Kingdom

Steven Jones

Affiliation The Spectrum Centre for Mental Health Research, Division of Health Research Lancaster University, Lancaster, Lancashire, United Kingdom

Nancy Black

Affiliation School of Psychological Sciences, University of Manchester, Manchester, United Kingdom

Lesley-Anne Carter

Affiliation Health Methodology Research Group, School of Community Based Medicine, University of Manchester, Manchester, United Kingdom

Christine Barrowclough

Affiliation School of Psychological Sciences, University of Manchester, Manchester, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ET SJ CB. Performed the experiments: ET NB. Analyzed the data: ET LC. Contributed reagents/materials/analysis tools: ET SJ NB LC CB. Wrote the paper: ET SJ CB LC.