Mark Harrison Moore (EDT)/ Carol Petrie (EDT)/ Anthony Braga (EDT)/ Brenda L. McLaughlin (EDT)/ National Research Council (U. S.) School Violence Committee (COR)/ National Research Council (U. S.)
（1）
How do we make sense of the tragedy of a school shooting or even draw objective conclusions from these incidents? Deadly Lessons is the outcome of the National Research Council's unique effort to glea
