The Foreign Intelligence Surveillance Act (FISA) is a chronic problem. The controversy over President Bush's decision to bypass FISA warrants in the electronic surveillance of al Qaeda operatives has highlighted the act's limitations. But FISA has been a problem ever since it became law in 1978. Congress passed and President Carter signed the bill regulating electronic surveillance for foreign intelligence collection in the wake of an extended, post--Watergate debate about the so--called "imperial presidency." The debate was given added urgency by reports and official investigations of indiscriminate snooping in this country by elements of the U.S. intelligence community. However, like...