For most categories, members from each of the branches vote to determine the nominees only in their respective categories (i.e. only directors vote for directors, writers for writers, actors for actors, etc.).
fɔːɹ mˈoʊst kˈæɾɪɡɚɹiz, mˈɛmbɚz fɹʌm ˈiːtʃ əv ðə bɹˈæntʃᵻz vˈoʊt tə dɪtˈɜːmɪn ðə nˈɑːmɪnˌiːz ˈoʊnli ɪn ðɛɹ ɹᵻspˈɛktɪv kˈæɾɪɡɚɹiz ˈaɪ.ˈiː. ˈoʊnli dᵻɹˈɛktɚz vˈoʊt fɔːɹ dᵻɹˈɛktɚz, ɹˈaɪɾɚz fɔːɹ ɹˈaɪɾɚz, ˈæktɚz fɔːɹ ˈæktɚz, ɛtsˈɛtɹə..