Bayer

Corporate espionage takes many forms and is known by a number of names. At its most benign, it’s “competitive-intelligence,” which is the kind of information gathering that George Chidi describes in Inc. On the other end of the spectrum is the far more exciting—and illicit—line of work seen in Richard Behar’s 1999 story about the pharmaceutical industry. Here are five stories that delve deep into the murky world of corporate information gathering.