Publications

• "Easy to use and incredibly difficult: on the mythical border between interface and gameplay". Proceedings of the 4th International Conference on Foundations of Digital Games, ACM (2009), 107-112. With Marleigh Norton.

• "Fear of Failing? The Many Meanings of Difficulty in Video Games". In Bernard Perron and Mark J. P. Wolf (eds.): The Video Game Theory Reader 2, 2009.

• "Rules and Fiction". In Juan Antonia and Àlvarez Reyes: Try Again. Madrid: La Case Encendida 2008.

• "The Magic Circle and the Puzzle Piece". In Stephan Günzel, Michael Liebe and Dieter Mersch (eds.): Conference Proceedings of the Philosophy of Computer Games 2008. Potsdam: Potsdam University Press 2008.

• "A Certain Level of Abstraction". Conference paper at the DiGRA conference, Tokyo Japan, September 2007.

• "Variation over Time: The Transformation of Space in Single-Screen Action Games". In Friedrich von Borries, Steffen P. Walz, Ulrich Brinkmann, Matthias Böttger (eds): Space Time Play. Basel: Birkhäuser 2007.

• Swap Adjacent Gems to Make Sets of Three: A History of Matching Tile Games. In the Artifact journal. Volume 2, 2007. London: Routledge.

• Without a Goal: On Open and Expressive Games. In Videogame/Player/Text, edited by Tanya Krzywinska and Barry Atkins. Manchester: Manchester University Press 2007.

  • Bez celu. O grach otwartych i ekspresyjnych. Polish translation of "Without a Goal" in Kultura i Historia 13/2008.

• Half-real: Video Games between Real Rules and Fictional Worlds. Cambridge: MIT Press 2005.

• [Danish language] "Hvad spillet betyder" / "What the Game Means". In Ida Engholm & Lisbeth Klastrup (eds:): Digitale Verdener. Copenhagen: Gyldendal 2005.

• [Danish language] "Tid til at Spille". In Carsten Jessen and Bo Kampmann Walther (eds.): Spillets Verden. Copenhagen: Danmarks Pædagogiske Universitets Forlag 2005.

• Introduction to Game Time / Time to play. In Noah Wardrip-Fruin and Pat Harrigan: First Person, Cambridge: MIT Press 2004.

• The Game, the Player, the World: Looking for a Heart of Gameness. Keynote at the Level Up conference, Utrecht, November 2003.

  • "ゲーム, プレイヤ, ワールド : ゲームたらしめるものの核心を探る". Japanese translation of "The Game, the Player, the World: Looking for a Heart of Gameness". Keynote at the Level Up conference, Utrecht, November 2003. Translated by Haruhisa Tanaka.

• Just what is it that makes computer games so different, so appealing? Column for the IGDA (international game developers association) website. April 2003.

• The Open and the Closed: Games of Emergence and Games of Progression. Paper from Computer Games and Digital Cultures, Tampere Finland, June 2002.

• Games telling stories? Article in the Game Studies journal, July 2001.

• What computer games can and can't do. Paper from the DAC conference, Bergen, August 2000.

  • Co potrafią,a czego nie potrafią gry komputerowe. Polish translation in Wiedza i Edukacja, 2008.

• English translation of my master's thesis on computer games and interactive fiction.

• [Danish language] my Master's thesis: En Kamp Mellem Spil og Fortælling

• Paper from the DAC conference, November 1998: A clash between Game and Narrative.

Posters

• "The Suicide Game: Player Perception of Self-destruction in a Game".
  With Albert Dang and Kan Yang Li. Conference poster presented at the DiGRA conference, Tokyo Japan, September 2007.

Reviews

• The repeatedly lost art of studying games Review of The Study of Games in the Game Studies journal, July 2001.

• "Defender: Unnecessarily Hard". "Asteroids: Forgotten Futurism". Reviews in Friedrich von Borries, Steffen P. Walz, Ulrich Brinkmann, Matthias Böttger (eds): Space Time Play. Basel: Birkhäuser 2007.

• Review: Alexander R. Galloway Gaming: Essays on Algorithmic Culture. International Journal of Cultural Studies 2007; 10; 508.

Theory games

• (A world's first!) Game about theorising about computer games: Game liberation (Published in the M/C journal, November 2000.)

Other writings

• [In Danish] Artikel om Alan Sokal og humanioras angst for naturvidenskab: Løgn og Humaniora. (Fra Det Ny Reception.)

• [In Danish] Om internettet og dets ikke-rumlighed: Nettet, der aldrig var. (Fra Det Ny Reception.)

Random things

• Tic Tac Toe. Unbeatable Tic Tac Toe program and some observations about the game.

• Eliza. Java version of Joseph Weizenbaum's famous psychiatrist program.