Membership
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Hist. Association (chairman conference Slavic and East European history 1969)
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American Association Advancement Slavic Studies (president 1979-80, Award for Distinguished Contbns. to Slavic Studies 1995)
1979 - 1980
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National Council Soviet and East European Research (trustee 1978-83)
1978 - 1983
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Golden Bear Club
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Phi Beta Kappa
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Alpha Delta Phi.