Warren-Anderson, Chris (2012) Complexity theory and evaluation (a) workshop leader; (b) oral presentation In: 2nd European conference on social work research, 2012, University of Applied Social Sciences, Basel, Switzerland.

Warren-Anderson, Chris (2011) iaOBERfcs - 2010 and forward - the promise of complexity theory for evaluating community based programs In: ioBERfcs , 2011, Molosco, Italy.

Warren-Anderson, Chris (2011) Schools counselling and complexity theory In: Third European CAMHS in education conference, 2011, University of Cambridge, UK.