Whether you're a health-care provider, a business executive, or just an average everyday citizen, the threat of a criminal investigation can be enough to turn your life upside down. So if you find yourself under the watchful eye of law enforcement, it's important to take steps to resolve the matter as soon as possible-but first, you'll need to be able to recognize some clear-cut signs that may indicate you're under scrutiny.

With nearly twenty years of legal experience behind him, James P. Whalen is able to identify a number of these signs with astounding accuracy. And after handling...