Madness video for CHI 2011 honorable mention paper Biofeedback Game Design: Using Direct and Indirect Physiological Control to Enhance Game Interaction
A. Girouard, E. Solovey, R. Mandryk, D. Tan, L. Nacke, and R. Jacob. CHI EA '10: Proceedings of the 28th of the international conference extended abstracts on Human factors in computing systems, page 4433--4436. New York, NY, USA, ACM, (2010)