The President of Germany, Theodor Heuss, awarded Meitner the highest German order for scientists, the peace class of the Pour le Mérite in 1957, the same year as Hahn. Meitner became a foreign member of the Royal Swedish Academy of Sciences in 1945, and a full member in 1951, permitting her to participate in the Nobel Prize process. Four years later she was elected a Foreign Member of the Royal Society. She was also elected a Foreign Honorary Member of the American Academy of Arts and Sciences in 1960. She received honorary doctorates from Adelphi College, the University of Rochester, Rutgers University and Smith College in the United States, the Free University of Berlin in Germany, and the University of Stockholm in Sweden.