Gerhard Andersson (born 10 June 1966) is a Swedish psychologist, psychotherapist and Professor of clinical psychology at Linköping University. He is also affiliated researcher at Karolinska Institutet. He was a co-recipient of the Nordic Medical Prize in 2014. Professor Andersson is one of the most influential researchers in the world on Internet-based psychological treatments. Moreover, his contributions in the field of tinnitus have enriched the research field widely.
https://en.wikipedia.org/wiki/Gerhard_Andersson