Everett Carll Ladd

Everett Carll Ladd Jr. (September 24, 1937 - December 8, 1999) was an American political scientist based at the University of Connecticut. He was best known for his analysis and collection of public opinion polls. He directed the Roper Center for Public Opinion Research at the University of Connecticut; the Center's mission is to collect and preserve the reports and the original raw computerized data (on IBM cards and tapes) of polls and surveys since the 1930s. At his death, he had amassed 14,000 surveys from many countries. He was also an expert on the opinions and careers of social scientists. Provided by Wikipedia