John Henry Pepper
(17th June 1821 - 25th March 1900)
John Henry Pepper was a British scientist and inventor. He is mostly known for Pepper's Ghost, an improved stage projection method created by Henry Dircks. He toured, educated, and entertained with scientific demonstrations and technological innovations. He oversaw the introduction of evening lectures at the Royal Polytechnic Institution (University of Westminster) and wrote several important science education books. In Australia he tried unsuccessfully to make it rain using electrical conduction and large explosions.