Alexander George McAdie
Academic
1863 – 1943
Who was Alexander George McAdie?
Alexander George McAdie was an American meteorologist.
While in college he joined the Army Signal Service, the predecessor of the U.S. Weather Bureau. He graduated from Harvard University in 1885.
From 1903 until 1913 he ran the U.S. Weather Bureau in San Francisco. He was also the vice president of the Sierra Club, starting in 1904, and continuing until 1913. In 1913 he became Professor of meteorology at Harvard, and remained there until 1931. During the same period he also served as the director of the Blue Hill Observatory.
Among his accomplishments was the invention of a device to prevent frost from harming fruit. He was a pioneer in the use of kites to study conditions at high altitudes. In 1885 at Blue Hill, Boston, he modernized the experiments of Benjamin Franklin by attaching a voltmeter to a kite and measuring the voltage difference between the ground and several hundred feet up. He also made studies of the atmospheric effects of smoke, the connection between the aurora and electricity in the atmosphere, and the dangers posed by lightning. He is the author of a cloud atlas.
He is also known for testifying about the potential effects of electrocution in 1899 at the first trial to decide if the electric chair was cruel and unusual punishment. His testimony was used against the use of the electric chair for the death penalty.
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- Born
- Aug 4, 1863
United States of America - Nationality
- United States of America
- Education
- Harvard University
- Died
- Nov 1, 1943
Submitted
on July 23, 2013
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