Facts: - clubs: dagenham united - managerclubs: peterborough united - position: winger - currentclub: peterborough united - years: 0000 - youthclubs: dagenham united - youthyears: 0000 - birth date: 19 november 1973 - name: dave robertson - birth place: dagenham , england - manageryears: 2015 -- Based on these bullet points, write a short biography describing the life of dave robertson -lrb- football manager -rrb- .
dave robertson is a football manager and coach who is the manager of peterborough united .