"Letters of William James, Volume 1" is a collection of extremely valuable letters of the outstanding American philosopher and psychologist William James. In this book, readers will have the opportunity to witness the inner world of the author, his thoughts, experiences, and interaction with other scientists and figures of that time. The letters of William James are not only a valuable copy of intellectual creativity, but also a unique document of the era, which will help readers better understand the man who became one of the famous representatives of American philosophy.