Common Purpose links with ARK, Teachfirst and Tavistock Institute

This summary kindly provided by Ms Cassie shows links between Common Purpose, Absolute Return for Kids ARK (already being researched for its suspect activity with children and big business Academy Schools), Teachfirst (a 'leadership' teaching recruitment organisation), and the Tavistock Institute (home of mind control techniques). Just what are these people up to? Are our children safe?