Plato was one of three philosophers of ancient Greece; he also was a creator of western Idealism. “Republic”, the greateset one of Plato’s work, reveals his profound ideal on education. John Dewey was an outstanding educational philosopher in 20th century; he also was a master of Experimentalism. He wrote abundant writings during his lifetime. Especially the book, “Democracy and Education”, may be called his most well-known masterpiece. The paper explores the background of Plato’s and John Dewey’s thoughts, and their basic ideas about Theory of Knowledge. The paper compares the different viewpoints of Plato and John Dewey on Theory of Knowledge, and reviews them with five dimensions: meaning of knowledge, substance of knowledge, resource of knowledge, method of pursuing knowledge and purpose of pursuing knowledge. |