Adam Liptak at the Times on the .
The central charge against Mr. Padilla was that he conspired to murder, maim and kidnap people in a foreign country. The charge is a serious one, and it can carry a life sentence. But prosecutors needed to prove very little by way of concrete conduct to obtain a conviction under the law.芒鈧揟here is no need to show any particular violent crime,芒鈧 said Robert M. Chesney, a law professor at Wake Forest University and the author of a recent law review article on conspiracy charges in terrorism prosecutions. 芒鈧揧ou don芒鈧劉t have to specify the particular means used to carry out the crime.芒鈧滻ndeed, the strongest piece of evidence in Mr. Padilla芒鈧劉s case was what prosecutors said was an application form Mr. Padilla filled out to attend a training camp run by Al Qaeda in Afghanistan in 2000.芒鈧揑t is a pretty big leap between a mere indication of desire to attend a camp and a crystallized desire to kill, maim and kidnap,芒鈧 said Peter S. Margulies, a law professor at Roger Williams University who has also written on conspiracy charges in terrorism prosecutions.The conspiracy charge against Mr. Padilla, Professor Margulies continued, 芒鈧搃s highly amorphous, and it basically allows someone to be found guilty for something that is one step away from a thought crime.芒鈧