A Psychiatric Diagnosis Primer: an easy guide to identifying psychiatric illness A Psychiatric Diagnosis Primer: an easy guide to identifying psychiatric illness is the first book of its type written for non-psychiatric medical professionals, therapists, attorneys, employers, teachers, students, parents, etc., to assist them in identifying and taking action relating to problem presentations of mental illness. The book is designed to assist individuals and groups with the quick identification of mental illness. Additionally, the book supplies the reader with instant information on how and where to seek support for those who may be suffering from a mental health problem.