David McCollum has been crowned the winner of 2016's LGA Local Government Challenge.
David, from Lambeth Council, fought off competition from nine other leading lights in local government when he was declared the winner at the LGA annual conference in Bournemouth.
The fifth and final LG Challenge of the year was a very different type of challenge, devising a recovery plan for the fictional district council of Linfolk. Find out who the competition's four finalists will be.
The fourth LG Challenge of the year took place in West Suffolk. See how our contestants got on developing a set of new principles for customer services delivery for the Mildenhall Hub.
The third challenge took place in Bradford - watch the film to find out who came out on top.
The second LG Challenge of the year took place in Derbyshire. See how our contestants got on developing proposals to improve outcomes for adults with learning difficulties. Who came out on top, Transform or Pioneer?
The first LG Challenge film of 2016 took place in Christchurch and East Dorset. See how our contestants got on developing proposals to revive Highcliffe Beach.