Frank Lucas does whatever it takes to become -- and remain -- the heroin king of New York. Meanwhile, three dedicated cops vow to bring him down.
Sci-fi legend Robert Heinlein is a walking contradiction. His stories address themes of patriotism, and duty while stressing the importance of personal freedom and expression. His groundbreaking stories like Starship Troopers and Stranger in a Strange Land continue to challenge readers with a steadfast theme: what is freedom?
Population statistics are like crystal balls -- when examined closely, they can help predict a country's future (and give important clues about the past). Kim Preshoff explains how using a visual tool called a population pyramid helps policymakers and social scientists make sense of the statistics, using three different countries' pyramids as examples.