Question: Who created the practice in which the Florida Legislative Investigation Committee used during the era of the Second Red Scare?
Sentence (from "McCarthyism"): The term refers to U.S. Senator Joseph McCarthy and has its origins in the period in the United States known as the Second Red Scare, lasting roughly from 1947 to 1956 and characterized by heightened political repression as well as a campaign spreading fear of influence on American institutions and of espionage by Soviet agents.
Relevant evidence: Yes