ɪn nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi wˈʌn, hiː wʌz ɪnvˈaɪɾᵻd tə dʒˈɔɪn ðə fˈækəlti ʌvðə dᵻpˈɑːɹtmənt ʌv saɪkˈɑːlədʒi æt kˈɑːɹnəɡi mˈɛlən jˌuːnɪvˈɜːsᵻɾi, wˌɛɹ hiː hɐz ɹᵻmˈeɪnd sˈɪns.
In 1981, he was invited to join the faculty of the Department of Psychology at Carnegie Mellon University, where he has remained since.