Liskula Cohen, a Vogue model known for her clubland adventures, is suing Google to make it reveal the identity of a blogger who called her a "skank." The blog in question, Skanks in NYC, is a pale imitation of, say, Hot Chicks with. Understanding Drugs and Addiction. How do addictions develop? How are they best treated and prevented? Explore these key questions with this free online course. Google (s goog)…