John Dewey was a famous American philosopher, psychologist and educational reformer. He was also the founder of functional psychology and one of the earliest developers of philosophy of pragmatism. His ideas made significant impact in social and educational reforms. Apart from writing primarily in publication works, he also wrote about many topics including experience, nature, art, logic, inquiry, democracy, and ethics. He served as a major inspiration for various allied movements that shaped the thought process of 20th century, including empiricism, humanism, naturalism and contextualism. He ranks among the highest thinkers of his age on the subjects of pedagogy, philosophy of mind, epistemology, logic, philosophy of science, social and political theory. Being one of the leading psychological and philosophical figures of his time, he was elected as the president of the American Psychological Association and president of the American Philosophical Association in 1899 and 1905 respectively. Dewey published more than 700 articles in 140 journals and approximately 40 books in his lifetime. He had his last book published at the age of 90, two year before his death.