Learn more about filming the police conducting stop and search operations with a brilliant animated film retracing the police intimidation of Gemma Atkinson:
Act of Terror from Fat Rat Films.
There's further information, including the script, story board and animation boards on the accompanying Act of Terror website.
Update: StopWatch has published Viewed With Suspicion: The Human Cost Of Stop And Search, a video and 33-page report. (That web page also includes a film by the StopWatch youth group, exploring young Londoners' feelings about stop and search.)