http://blog.makezine.com/2012/03/05/make-a-mind-controlled-arduino-robot/

An Arduino(open source hardware) robot controlled by brainwaves has created by ‘Maker’. A DIY book is now available in the ‘Maker Shed’. necomimi and the robot may be displayed together in a particular exhibition in the near future, such as Maker Faire Bay Area 2012.

http://blog.makezine.com/2012/03/05/make-a-mind-controlled-arduino-robot/