Dr Dawn Branley-Bell (IMAGE) Northumbria University Caption Dr Dawn Branley-Bell, Northumbria University Credit Dr Dawn Branley-Bell, Northumbria University Usage Restrictions N/A License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.