Jonas Hallberg
Jonas Sven Hallberg, is a Swedish journalist and radio/television personality and presenter. He has participated in Spanarna in Sveriges Radio and presented Måndagsbörsen and Dominans on SVT. He has also worked as a stand-up comedian. In his youth he was friends with Jan Guillou, and Hallberg has described their friendship as Guillou being his first best friend.
In early 2010, Hallbergs first book Vad är sanning och 100 andra jätteviktiga frågor was released through the publishers Lagenskiöld.
