Pettersson was born in 1980. He studied at the University of Helsinki and at Studio national des arts contemporains le Fresnoy. He was the editor-in-chief of the Finnish roleplaying magazine [[Roolipelaaja]] from 2007 until 2009, and has served as a contributing editor at the pan-Nordic roleplaying magazine [[Playground]]. Currently Pettersson is the producer of the videogame television show Tilt and the director of publishing at [[Pohjoismaisen roolipelaamisen seura]], a non-profit organization dedicated to promoting Nordic roleplaying culture.
Pettersson has written a book called ''Roolipelimanifesti'' and a roleplaying game called ''Ikuisuuden laakso''. He edited a collection of roleplaying games called ''Unelma Keltaisesta kuninkaasta ja muita tanskalaisia'' roolipelejä with [[Kristoffer Apollo ]] and [[Tobias Wrigstad]], and the tenth annual Knutebook ''States of Play''. He lives in Helsinki, Finland.
==Books==
==Larps==
* [[Muovikuppi]] (Finland, 2008)
* [[I Regret Nothing]] (Finland, 2006)
* [[Luminescence]] (Finland, 2004)
* [[Helsingin vampire]] (Finland, as narrator)