Born to Talcott Parsons and Helen B. Walker Parsons in Cambridge, MA.
Earns a Bachelor of Arts from Harvard University; Conducts postgraduate coursework at Cambridge University until 1955.
Achieves a Master of Arts from Harvard University.
Is a junior fellow at Harvard University through 1961.
Obtains a Doctor of Philosophy from Harvard University; Is an assistant professor of philosophy at Cornell University until 1962.
Is an assistant professor of philosophy and a George Santayana Fellow in Philosophy at Harvard University until 1965.
Teaches as an associate and full professor of philosophy at Columbia University until 1989.
Marries Marjorie Louise Wood.
Serves the Association for Symbolic Logic as secretary until 1976, vice president from 1986 to 1989 and president from 1989 to 1992.
Is department chairman at Columbia University until 1979 and again from 1985 to 1989.
Is a National Endowment of the Humanities Fellow through 1980 and an All Souls College Visiting Fellow in Oxford, England through 1980.
Publishes “Mathematics in Philosophy: Selected Essays” through the Cornell University Press.
Is a Guggenheim Fellow and a Netherlands Institute for Advanced Study Fellow.
Returns to Harvard University as a professor and Edgar Pierce Professor of Philosophy until attaining emeritus status in 2005.
Is a fellow of the Center for Advanced Study in the Behavioral Sciences through 1995.
Publishes “Mathematical Thought and its Objects” through the Cambridge University Press.
Speaks at a summer conference in Austria.
Continues to contribute as a fellow of the American Academy of Arts and Sciences.
Maintains membership with the Norwegian Academy of Science and Letters and the American Philosophical Association.