When was the philosopher who worked on  An Essay Concerning Human Understanding born?
An Essay Concerning Human Understanding An Essay Concerning Human Understanding is a work by John Locke concerning the foundation of human knowledge and understanding. It first appeared in 1689 (although dated 1690) with the printed title "An Essay Concerning Humane Understanding". He describes the mind at birth as a blank slate ("tabula rasa", although he did not use those actual words) filled later through experience. The essay was one of the principal sources of empiricism in modern philosophy, and influenced many enlightenment philosophers, such as David Hume and George Berkeley.
Pragmatism Pragmatism is a philosophical tradition that began in the United States around 1870. Its origins are often attributed to the philosophers William James, John Dewey, and Charles Sanders Peirce. Peirce later described it in his pragmatic maxim: "Consider the practical effects of the objects of your conception. Then, your conception of those effects is the whole of your conception of the object."