Description: (Market-research executive)
Arthur Charles Nielsen Sr. was an American businessman and electrical engineer who founded the A.C. Nielsen Company. He is renowned for establishing the Nielsen ratings system, which transformed how television viewership was gauged and shaped programming choices. Nielsen's inventive methods in market research and data analysis elevated industry standards, positioning him as a trailblazer in audience measurement. His influence on the media and advertising realms has left a enduring mark on the entertainment industry.