|  Johan Theorin was born in Gothenburg, Sweden. He is a journalist and screenwriter. | 
Titles and year of publication:
| 1) Echoes from the Dead (New Blood Dagger Award) | 2008 (Sweden 2007) | 
| 2) The Darkest Room (Duncan Lawrie International Dagger Award, Glass Key Award) | 2009 (Sweden 2008) | 
| 3) The Quarry | 2011 (Sweden 2010) | 
| 4) The Asylum | 2012 (Sweden 2011) | 
| 5) The Voices Beyond | 2015 (Sweden 2013) |