With the situation in Ferguson, the New York Times mapped the distribution of military surplus through Defense Department program. Equipment, especially assault rifles, have gone to most parts of the United States.
Map of military surplus distribution
Shifting Incomes for American Jobs
For various occupations, the difference between the person who makes the most and the one who makes the least can be significant.
Think Like a Statistician – Without the Math
I call myself a statistician, because, well, I’m a statistics graduate student. However, the most important things I’ve learned are less formal, but have proven extremely useful when working/playing with data.