Name: Cruel . Gender: Male or Female . Usage: Cruel is not a popular first name. It is more often used as a boy (male) or a girl (female) name. People having the name Cruel are in general originating from United States of America.
An earlier and less successful lie detector or polygraph machine was invented by James Mackenzie in 1902. However, the modern polygraph machine was invented by John Larson in 1921. John Larson, a University of California medical student, invented the modern lie detector (polygraph) in 1921. Used in police interrogation and investigation since 1924, the lie detector is still controversial among psychologists, and is not always judicially acceptable.
And the history of the polygraph-better known as the lie detector test-is littered with people who have been able to trick it. The polygraph machine was invented in 1921 in Berkeley, California.Berkeley was a town with a very famous police chief, August Vollmer, and he was in charge of police reform and a leader of police professionalisation in the United States, says Ken Alder, professor of history at Northwestern University in Chicago.he polygraph machine was invented in 1921 in Berkeley, California. Berkeley was a town with a very famous police chief, August Vollmer, and he was in charge of police reform and a leader of police professionalisation in the United States, says Ken Alder, professor of history at Northwestern University in Chicago.