One of the most famous trials in history was that of Benjamin Francois Courvoisier in London in 1840, who is now immortalized in Madame Tussaud's Wax Museum. Courvoisier was a Swiss valet accused of slicing the throat of his elderly employer, Lord William Russell. What made this trial notorious was the argument for the defense. The police had bungled the investigation. The evidence against Courvoisier was entirely circumstantial or had been planted. One of the officers had perjured himself, and the m…