1. K. Aizawa, FoodLog: multimedia food recording tools for diverse applications (2016). (in volume 1)
2. M. Anderson, S.L. Anderson (eds.), Machine Ethics (Cambridge University Press, Cambridge, 2011)
3. Future of life institute. Autonomous weapons: an open letter from AI and robotics researchers (2015), http://futureoflife.org/open-letter-autonomous-weapons/
4. Future of life institute. Research priorities for robust and beneficial artificial intelligence (2015), http://futureoflife.org/ai-open-letter/
5. M. Goto, Building a similarity-aware information environment for a content-symbiotic society (2016). (in this volume)