David O'Connor (equestrian) David O'Connor (equestrian) David John O'Connor (born January 18, 1962) is a retired equestrian who represented the United States in the sport of three-day eventing. He competed in two Olympic Games, winning a team silver at the 1996 Summer Olympics and an individual gold and team bronze at the 2000 Summer Olympics. At the 1999 Pan American Games, O'Connor took an individual silver and team gold and at the 2002 World Equestrian Games he assisted the US team to gold. After his retirement from competition in 2004, he became involved in the administrative side of international eventing. O'Connor has held
Mean world syndrome has on our behavior is considerable. This is called the hypodermic needle model: people are injected with appropriate messages and ideas constructed by the mass media. Mean world syndrome Mean world syndrome is a term coined by George Gerbner to describe a phenomenon whereby violence-related content of mass media makes viewers believe that the world is more dangerous than it actually is. Mean world syndrome is one of the main conclusions of cultivation theory. Gerbner, a pioneer researcher on the effects of television on society, argued that people who watch television tended to think of the world as an intimidating