Recognizable symptoms and features of borderline personality disorder (BPD) appear during adolescence. However, there has been resistance to diagnose or research this disorder prior to adulthood because of clinical lore that BPD is a long-standing illness and that personality traits are not stable until adulthood. This has resulted in little…

This paper charts the journey made towards verbal communication with Mackenzie, a boy who was three years old at the start of treatment and diagnosed with pervasive developmental disorder. In this paper, I bring together diverse areas of research and demonstrate how they inform my clinical practice. Together, these ideas created a multimodal and…

This secondary analysis of De Wolff and van IJzendoorn's (1997) meta-analysis of maternal behavior and attachment reexamined their conclusion that sensitivity was not a preferred predictor of attachment security. The meta-analysis included 66 studies with 123 effect sizes sorted through a combination of personal choice and homogeneity analysis…