It has been published:
Erik Champion and Andrew Dekker, Biofeedback And Virtual Environments, International Journal of Architectural Computing, Multi Science Publishing, ISSN 1478-0771 (Print), Volume 9, Number 4 / December 2011. Full Text PDF (481.5 KB), DOI 10.1260/1478-0771.9.4.377, Pages 377-396. Online Date: Friday, February 03, 2012.