Published Special Issues [5 issues]

• Using Brain Waves to Control Computers and Machines
  Guest Editors: Christos Papadelis, Christoph Braun, Dimitrios Pantazis, Surjo R. Soekadar, and Panagiotis Bamidis
• User Assessment in Serious Games and Technology-Enhanced Learning
  Guest Editors: Francesco Bellotti, Bill Kapralos, Kiju Lee, and Pablo Moreno-Ger
• Subliminal Communication in Human-Computer Interaction
  Guest Editors: Andreas Riener, Guido Kempter, Timo Saari, and Kenneth Revett
• Emotion-Aware Natural Interaction
  Guest Editors: Kostas Karpouzis, Elisabeth Andre, and Anton Batliner
• Interactive Play and Learning for Children
  Guest Editors: Adrian Cheok, Hiroshi Ishii, Junichi Osada, and Owen Noel Newton Fernando