Among the prominent alumni whose Ph.D. dissertations he advised are many of the leading figures in bioethics, pragmatism, and a number of public intellectuals, including Glenn McGee,[3] Paul Menzel,[4] and Herman Saatkamp.

An issue of The Journal of Speculative Philosophy was devoted to his essay "Both Better Off and Better: Moral Progress Amid Continuing Carnage," with responses from a half dozen philosophers.

Lachs was also chair of the American Philosophical Association's Centennial Committee, charged with celebrating the private value and social usefulness of philosophy.

Plans were being made for activities throughout the country, ranging from radio programs to book signings and coffee house conversations, designed to show the relevance of philosophy to life.

A recipient of the Herbert Schneider Award for Lifetime Contributions to American Philosophy in 1997, Lachs is also the author of the following books, among others: