With the selection of Acting Secret Service Director Joseph P. Clancy as the director, President Obama has guaranteed that the agency will continue to lurch from one shocking security failure to another.

With the selection of Acting Secret Service Director Joseph P. Clancy as the director, President Obama has guaranteed that the agency will continue to lurch from one shocking security failure to another.

The FBI Academy teaches new agents that the best predictor of future behavior is past behavior.

Whatever they do, criminals and non-criminals act in particular ways. Some writers, for instance, use computers, others pen and paper. Some write in the morning, some at night. Each writer has a distinct style, with variations in grammar, sentence structure, and voice.