Barker, Edward D; Oliver, Bonamy R; Viding, Essi; Salekin, Randall T and Maughan, Barbara. 2011. The impact of prenatal maternal risk, fearless temperament and early parenting on adolescent callous-unemotional traits: a 14-year longitudinal investigation. Journal of Child Psychology and Psychiatry, 52(8), pp. 878-888. ISSN 0021-9630 [Article]

Oliver, Bonamy R; Barker, Edward D; Mandy, William P L; Skuse, David H and Maughan, Barbara. 2011. Social cognition and conduct problems: A developmental approach. Journal of the American Academy of Child & Adolescent Psychiatry, 50(4), pp. 385-394. ISSN 0890-8567 [Article]

Barker, Edward D; Oliver, Bonamy R and Maughan, Barbara. 2010. Co-occurring problems of early onset persistent, childhood limited, and adolescent onset conduct problem youth. Journal of Child Psychology and Psychiatry, 51(11), pp. 1217-1226. ISSN 0021-9630 [Article]