The specialty of medicine that deals with the diagnosis, prevention, and treatment of mental disorders in humans is known as psychiatry. It involves various maladaptations related to mood, behaviour, cognition and perceptions. The treatment in psychiatry is done via psychiatric medication and psychotherapy. It is also done via contemporary practices such as assertive community treatment, community reinforcement and supported employment. Psychiatric treatment is delivered on both inpatient and outpatient basis. Its aim is to treat mental disorders, which are conventionally divided into three broad categories: mental illnesses, severe learning disabilities and personality disorders. This book unravels the recent studies in the field of psychiatry. It strives to provide a fair idea about this discipline and to help develop a better understanding of the latest advances within this field. Researchers and students actively engaged in this field will find this book full of crucial and unexplored concepts.