Geir Selvik Malthe-Sørenssen

Geir Eriksen (born 15 May 1965), former names Geir Selvik and Geir Selvik Malthe-Sørenssen, is a Norwegian con artist and convicted felon. He formerly worked as a private investigator for criminal clients, and became known for fabricating material in the Arne Treholt case; it was subsequently revealed that he had engaged in similar fraud in a large number of other cases. He was charged with aggravated fraud and forgery; he pled guilty to all charges and in 2018 was sentenced to three years in prison and to pay 7 million kr in restitution. As of 2021 Malthe-Sørenssen was an inmate at Romerike Prison. He has changed his names several times, but is best known under the name Geir Selvik Malthe-Sørenssen, his legal name from 2010 to 2017. In 2021 his former wife Ida Marie Hansen published the book Jeg var gift med en bedrager (I was married to a fraudster) about the Malthe-Sørenssen case.