In Public Opinion (1922), one of Lippmann's most influential works, he argues that the mass public is not capable of forming rational opinions on matters of national and international concern.

Essays in the Public Philosophy (1955) represents a culmination of Lippmann's political philosophy, in which he again asserts the need for authority based on rational thought as a moral compass in the modern world.

Aristotle for Everybody: Difficult Thought Made Easy (1978), by Mortimer J. Adler, provides a basic explanation of the central ideas of Aristotle, one of the sages whom Lippmann regards as a teacher of timeless wisdom.

George Santayana (1987), by John McCormick, is a biography of the modern philosopher who was one of Lippmann's teachers and primary influences.

Plato for Beginners (1990), by Robert J. Cavalier, presents an introduction to the central ideas of Plato, one of the sages whom Lippmann regards...