"The Past: Agency or Efficacy?" in Proceedings of the Fourteenth International Congress of Philosophy (Vienna, 1968), University of Vienna, Herder Verlag, 1969, Vol. 4, 580-584. "Religious Motifs in Russian Philosophy," Studies on the Soviet Union [Munich], Vol. 9 (1969): 84-96. "Form, Concrescence, and Concretum: A Neo-Whiteheadian Analysis," Southern Journal of Philosophy, Vol. 7 (1969-1970): 351-360. "Responsibility, Freedom, and Statistical Determination" in Human Values and Natural Science (ed. Ervin Laszlo and James B. Wilbur), London and New York: Gordon and Breach Science Publishers, 1970, 213-220. "Hegel and the Marxist-Leninist Critique of Religion" and "Reply to Commentators" in Hegel and the Philosophy of Religion (ed. Darrel E. Christensen), The Hague: Nijhoff, 1970, 187-202 and 212-215. "The Dialectic of Action and Passion in Hegel's Phenomenology of Spirit," RM, Vol. 23 (1970): 679-689. "The Poverty of Marxism-Leninism," Problems of Communism, Vol. 19, No. 6 (Nov.-Dec. 1970): 42-45. Contribution to author-reviewers symposium (devoted to George Kateb's Utopia and its Enemies; the other reviewer was Harry Neumann), Philosophy Forum, Vol. 10, (1971): 323-328. "Religious Themes in Soviet Literature" in Aspects of Religion in the Soviet Union: 1917-1967 (ed. Richard H. Marshall Jr. with Thomas E. Bird and Andrew Q. Blane), Chicago: University of Chicago Press, 1971, 157-186. "A Bibliography of the Published Writings of Iosif Aleksandrovich Brodsky," Russian Literature TriQuarterly, No. 1 (1971): 441-445. Reprinted, with Addenda, in Ten Bibliographies of Twentieth Century Russian Literature (ed. Fred Moody), Ann Arbor, MI: Ardis, 1977, 159-175. "Beyond Revisionism: Leszek Kolakowski's Recent Philosophical Development" and "Selective [Kolakowski] Bibliography," TriQuarterly 22: A Kolakowski Reader, (1971): 13-47 and 239-250.