mˈaɪkəl kˈiːθ bˈɔːɹn nˈaɪntiːnhˈʌndɹɪd fˈɪfti fˈaɪv ɪz ɐn ɐmˈɛɹɪkən mˌæθɪmɐtˈɪʃən, sˈɔftwɛɹ ˌɛndʒɪnˈɪɹ, ænd ˈɔːθɚɹ ʌv wˈɜːks ʌv kənstɹˈeɪnd ɹˈaɪɾɪŋ.
Michael Keith (born 1955) is an American mathematician, software engineer, and author of works of constrained writing.