Add spaces between the words in the following text: HewasAmericanMathematicalSocietyColloquiumlecturerin1956,wasvice-PresidentoftheAmericanMathematicalSocietyin1957-58andwasawardedtheSociety'sLeroyPSteelePrizein1979.
He was American Mathematical Society Colloquium lecturer in 1956, was vice-President of the American Mathematical Society in 1957-58 and was awarded the Society's Leroy P Steele Prize in 1979.