The violence in Newtown should make us think about the idea and reality of community. Do we do enough to welcome the stranger, to make the loner feel accepted? In "Chronicle," we can actually trace the evolution of a high school loner into a full-fledged murderer.
An abundance of research has emerged in the past few years about the health benefits of friendships. We now know that having a close-knit community helps us fight depression and illness, slows aging, promotes mental health and even leads to a longer life.