Membership
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Modern Language Association
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American Civil Liberties Union
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Renaissance Society American (advisory council 1958-68, 75-80)
1958 - 1968
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Spenser Society (advisory council 1977-80, 86-90, president 1988-89)
1977 - 1980
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Milton Society (advisory council 1980-83)
1980 - 1983
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Medieval Academy American
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Phi Beta Kappa