McHugh, Louise and Barnes-Holmes, Yvonne and Barnes-Holmes, Dermot (2004) A Relational Frame Account of the Development of Complex Cognitive Phenomena: Perspective-taking, False Belief Understanding, and Deception. International Journal of Psychology and Psychological Therapy, 4 . pp. 303-324.

Barnes-Holmes, Yvonne and McHugh, Louise and Barnes-Holmes, Dermot (2004) Perspective-Taking and Theory of Mind: A Relational Frame Account. The Behavior Analyst Today, 5 . pp. 15-25.

Barnes-Holmes, Dermot and Cochrane, Andy and Barnes-Holmes, Yvonne and Stewart, Ian and McHugh, Louise (2004) Psychological Acceptance: Experimental Analyses and Theoretical Interpretations. International Journal of Psychology and Psychological Therapy, 4 . pp. 517-530.

Barnes-Holmes, Yvonne and Barnes-Holmes, Dermot and McHugh, Louise and Hayes, Steven C. (2004) Relational Frame Theory: Some Implications for Understanding and Treating Human Psychopathology. International Journal of Psychology and Psychological Therapy, 4 . pp. 355-375.

Barnes-Holmes, Yvonne and Barnes-Holmes, Dermot and McHugh, Louise (2004) Teaching Derived Relational Responding to Young Children. Journal of Early and Intensive Behavioral Intervention, 1 . pp. 4-10.

McHugh, Louise and Barnes-Holmes, Yvonne and Barnes-Holmes, Dermot (2004) Understanding Perspective-taking, False Belief, and Deception from a Behavioural Perspective. The Irish Psychologist, 30 . pp. 142-147.