The federal government has launched several wikis, which permit staffers to post information and expand on it until a consensus is reached. Intellipedia lets 37,000 officials at the CIA, FBI, NSA and other U.S. intelligence agencies share information and even rate one another for accuracy in password-protected wikis, some "top secret." Users are told, "We want your knowledge, not your agency seal"; indeed, the wiki format may be the best last hope for connecting the dots of intelligence across 16 different agencies. Diplopedia lets State Department staff share information. It's closed to the public, rated "sensitive but unclassified." In the virtual world Second Life, where personal avatars can communicate with one another, the State Department now has an embassy.
Read the rest of The Wall Street Journal article here on the use of wikis in government.