E. Jane Marshall is Consultant Psychiatrist, South London and Maudsley NHS Foundation Trust and Senior Lecturer in the Addictions, Institute of Psychiatry, King's College London, London, UK.
Keith Humphreys is Professor of Psychiatry, Stanford University, and Research Career Scientist, Department of Veterans Affairs, Palo Alto, USA.
David M. Ball is Senior Lecturer and Honorary Consultant Psychiatrist, Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, King's College London, UK.
Griffith Edwards is currently editorial advisor to Addiction. He previously established the National Addiction Center in London and was its first director and chair. Some of his numerous works include Alcohol Policy and the Public Good; Matters of Substance: Drugs; and Alcohol, the World's Favorite Drug.