Chapter-by-Chapter Changes Chapter 1: Updated discussion regarding the general definition of mental disorders, as employed in DSM-5, and new estimates regarding the number of mental health professionals delivering services Chapter 2: Enhanced coverage of gene–environment interactions (including “orchids” versus “dandelions”) and failures to replicate the effects of specific genes Chapter 3: New evidence on what makes placebos “work,” on disseminating evidenced-based treatments, and 3rd wave” CBT Chapter 4: Revised discussion of the reliability of diagnosis, based on new evidence from the DSM-5 field trials Chapter 5: New mention of premenstrual dysphoric disorder (a category added to DSM-5), and new discussion of evidence regarding the increase in military suicides, which have received considerable attention in the popular media Chapter 6: Addition of material on hoarding disorder (another new diagnostic category added to DSM-5) and expanded coverage of the diagnostic features and prevalence of obsessive-compulsive symptoms and spectrum disorders, which are now listed separately from anxiety disorders in DSM-5 Chapter 7: Further consideration of resilience in response to trauma, questions about secondary trauma, and new questions about somatoform and dissociative disorders Chapter 8: New research on cultural differences in social support, religion, and coping, and the daily experience of pain Chapter 9: Careful explanation of the two approaches to classification of personality disorders that are now included in DSM-5as well as the similarities and distinctions between them Chapter 10: Questions and new information about binge eating disorder and obesity; latest evidence on redefining, treating (the Maudsley method), and preventing eating disorders; up-to-date consideration of women’s portrayal in the media Chapter 11: New evidence regarding the frequency of overdose deaths attributed to opioid pain-killers, which has increased dramatically in recent years as well as expanded coverage of gambling disorder, which is now listed with Substance-Related and Addictive Disorders in DSM-5 Chapter 12: Discussion of the revised approach to the definition and classification of paraphilic disorders Chapter 13: Careful consideration of the proposed diagnostic construct “Attenuated Psychosis Syndrome,” including its potential benefits as well as likely negative consequences Chapter 14: Explanation of the change to neurocognitive disorders as the overall diagnostic term for this chapter as well as the deletion of the term amnestic disorder Chapter 15: More questions about the autism spectrum, the so-called epidemic of autism, and estimates of the prevalence of autism spectrum disorder Chapter 16: Questions about the DSM-5’s elimination of childhood disorders; updated discussion of adolescent depression, antidepressants, suicide risk; careful consideration of the new diagnosis and the issues behind it, disruptive mood dysregulation disorder Chapter 17: Further consideration of &#82