A Study Participant -- My Virtual Dream (IMAGE) Baycrest Centre for Geriatric Care Caption A study participant manipulates his mental states of relaxation and concentration as part of a collective neurofeedback experiment conducted with 523 adults at the 2013 Scotiabank Nuit Blanche arts festival in Toronto. Credit Kelly Connelly / Baycrest Health Sciences Usage Restrictions None License Licensed 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.