Last year£¬researchers from the University of Michigan reported that empathy£¬the ability to understand other people£¬among college students had dropped sharply over the past 10 years. That could be because so many people have replaced face time with screen time£¬the researchers said.        2         £¬a co-director of a teen program£¬has another explanation. Turn on the TV£¬and you're showered with news and reality shows full of people fighting£¬competing£¬and generally treating one another with no respect.        2         

  Jennifer Freed