.....But nowhere are zombies, ax murderers and other creatures more dominant at this time of year than in the City of Brotherly Love. For whatever reason, Philadelphia and its environs are a hotbed of haunted attractions. Among them, the Bates Motel, Pennhurst Asylum and Eastern State Penitentiary, whose Terror Behind the Walls Halloween attraction has undergone a major expansion this season.
Meanwhile, the Haunted Attraction Association,asked academics to weigh in on what compels people to scare themselves silly.
"The feeling of accomplishment that comes with enduring each experience," says David Rudd, a behavioral scientist at the University of Utah.
"The pleasure that comes from the relief that follows being frightened," says John Edward Campbell, a media studies professor at Temple University.
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