 As her father was a military officer, she moved around Sweden from Stockholm to Linköping and then to Skövde.He later became the head of the Göta Kanal Company and the family moved to Motala where Osher attended high school and then went on to Stockholm University.In 1962, she became an intern with the Ambassador Program offered by the Swedish State Department; and during the summer, visited the United States with a scholarship for a program called Experiments in International Living where she lived with four different families in Kennebunkport, Maine (where she met her future husband Bernard Osher).