Mesmerized: How Ben Franklin Solved a Mystery that Baffled All of France

by Rockliff, Mara Year Published: 2015
Relates the story of Benjamin Franklin's involvement in the early development of the scientific method during a visit to France during the American Revolution to drum up support for the colonists. When asked to determine if the invisible force that Dr. Franz Anton Mesmer claimed he was using to cure patients was genuine, Franklin devised a series of tests that provided the answer in clear results.