Juhana Pettersson is a Finnish larpwright, artist, game journalist, author and editor. Pettersson likes penguins and Antarctica.
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.
- Roolipelimanifesti (Like, 2005)
- Ikuisuuden laakso (Pohjoismaisen roolipelaamisen seura, editor, 2009)
- Unelma keltaisesta kuninkaasta ja muita tanskalaisia roolipelejä (Pohjoismaisen roolipelaamisen seura, editor, 2011)
- States of Play (Pohjoismaisen roolipelaamisen seura, editor, 2012)