Adam Janos is a New York City-based writer and reporter. In addition to his work for A&E's Real Crime blog, he has reported for The Wall Street Journal and The Budapest Times, amongst others.
How sound is the reasoning that a refusal to take a polygraph test is a sign of guilt? We speak to former polygrapher and current anti-polygraph activist, Douglas Williams, about what he sees as the test's fundamental problems.
Retired Detective Sergeant Joseph Giacalone had the pleasure of working with compassionate cops who truly loved the job and "cowboys" who were unworthy of the badge. Here are some of his stories.