When reflecting on practice, should you focus just on the successes or just the failures? Is there a systematic process to reflection on practice? (A useful reference is Ison, R. L. (2008). Systems thinking and practice for action research.

In Reason, P. W. & Bradbury, H. (eds), The Sage handbook of action research participative inquiry and practice (2nd edn, pp. 139–158). London, UK: Sage Publications.