Fixing the System: Police Informants

The Innocence Project states that over 15% of wrongful convictions are influenced by snitch testimony. The book "Actual Innocence" estimates the number to be as high as  21%. Many of these cases occur because a jury accepts a snitch's testimony over that of an innocent defendant, even if that is the only evidence against them.
an organization working to correct wrongful convictions
Injustice Anywhere
Fixing the System: Police Informants