BN Gangadhar MD DSc Professor Emeritus, Department of Integrative Medicine; Former Senior Professor of Psychiatry and Director, National Institute of Mental Health and Neurosciences (NIMHANS), Bengaluru, Karnataka, India; Chairman, National Medical Commission, India; National Distinguished Scientist; Chair, Under the Ministry of Ayush, Government of IndiaRajashree Ray MD FRCPsych (UK) CCT (General Adult and Addiction Psychiatry, UK) PGDMLE (NLSIU, Bangalore) PGMHSC (De Montfort University, UK)Professor and Head, Department of Psychiatry, Gouri Devi Institute of Medical Sciences and Hospital (GIMSH), Durgapur, West Bengal, India; Former Clinical Director and Consultant, Birmingham and Solihull Mental Health NHS Foundation Trust, UK; Honorary Member, World Psychiatric Association; Secretary, Section on Religion, Spirituality and Psychiatry, World Psychiatric AssociationAnju Dhawan MBBS MD (Psychiatry)Professor and Chief (Addiction Psychiatry), National Drug Dependence Treatment Centre, All India Institute of Medical Sciences, New Delhi, India