He has also been a guest scholar at the University of Reading, the University of Toulouse, the École supérieure des sciences économiques et commerciales, the Nanyang Technological University and the ISM University of Management and Economics.
Petter Solberg | Johan Petter Johansson | Rolv Wesenlund | Petter Stordalen | Petter Adolf Karsten | Nils Petter Molvær | W.E.W. Petter | Hans Petter Moland | W.E.W. "Teddy" Petter | Ståle Petter Lyngstadaas | Rolv Werner Erichsen | Petter Wettre | Petter Pilgaard | Petter Olsen | Petter Næss | Petter Hugsted | Paul Petter Waldenström | Charles Petter |