The author's presentation of his hypothesis that the contents of books get intermingled through proximity to one another on the shelf. A contribution to the 1910 Christmas revels of a group known as The Bohemians, in Worcester, Massachusetts.
Edmund Clark Sanford (1859-1924) was a prominent early American psychologist. He earned his PhD under the supervision of Granville Stanley Hall at Johns Hopkins University, and then moved with Hall to Clark University in 1888, where he became the professor of psychology and the founding director of the psychology laboratory.