John Kaag

John Kaag (born 1972) is an American philosopher and writer. He is currently a professor of philosophy at the University of Massachusetts Lowell.

Kaag is known for his work exploring the intersection of existentialism, pragmatism, and American philosophy. He is the author of several books, including American Philosophy: A Love Story (2016), a memoir blending his personal experiences with reflections on the work of William James and Josiah Royce; Hiking with Nietzsche: On Becoming Who You Are (2018), which explores Nietzsche's philosophy through the lens of Kaag's own hiking experiences; and Sick Souls, Healthy Minds: How William James Can Save Your Life (2020), a work focusing on the practical applications of William James's philosophical ideas for mental well-being.

His work often emphasizes the importance of experience, action, and self-discovery in the pursuit of philosophical understanding. Kaag aims to make complex philosophical ideas accessible to a wider audience through his engaging writing style and personal narratives.