ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti sˈɛvən, bˈæm ɛkspˈændᵻd tə mˈɪʃɪɡən, wˌɛɹ ɪɾ ˈɔːɹɡənˌaɪzd stˈuːdənt səpˈoːɹt fɚðɪ ɐfˈɜːmətˌɪv ˈækʃən pˈɑːlɪsi ʌvðə jˌuːnɪvˈɜːsᵻɾi ʌv mˈɪʃɪɡən lˈɔː skˈuːl æɾ ˈæn ˈɑːɹbɚ ˈʌməlz æz ɐ ɹɪzˈʌlt əvə tʃˈælɪndʒ tə ðæt pˈɑːlɪsi vˈaɪə ɡɹˈʌɾɚ vˈiː. bˈɑːlɪŋɡɚ.
In 1997, BAMN expanded to Michigan, where it organized student support for the affirmative action policy of the University of Michigan Law School at Ann Arbor (UMLS) as a result of a challenge to that policy via Grutter v. Bollinger.