if one reads the link he was i think one of the organisers at the Fishmongers Hall, where the attacker was at the function. To do with prisoner rehabilitation.
According to the Ministry of Justice, there are a few more of these Islamic darlings meandering around the streets: https://www.bbc.com/news/uk-50618744
I did read a comment from the murdered girl's parent when told who assisted with detaining the terrorist. She was not complimentary. I seem to recall scum being mentioned.