作者簡介

Eric Yu Hai Chen

　　Eric Yu Hai Chen，MD (Edin)，FRCPsych (UK)，MB ChB (Edin)，MA (Oxon)，is professor of Psychiatry at the Lee Kong Chian School of Medicine，Nanyang Technological University，and senior consultant at the Institute of Mental Health，Singapore。 He is internationally recognised for his work in youth mental health，early intervention of psychosis，cognition，psychopathology，and functional outcomes in psychotic disorders。

Yvonne Treffurth

　　Yvonne Treffurth，MD (Freiburg，Germany)，MA (Warw)，MRCPsych (UK)，State Exam (Göttingen)，is a child and adolescent psychiatrist affiliated with the University of Hong Kong。 She has an interest in conceptual and cultural aspects of psychiatric practice，psychotherapeutic approaches，early intervention，and innovative models of care。