The Taylor and Francis International Publishing journal Mental Health and Substance Use: Dual Diagnosis enters its 4th year of production in 2011. To celebrate its success the publisher increased the number of issues from 3 to 4 per annum effective from 2011. Anyone wishing details related to the journal, and how to submit a manuscript, can find full details on the journal website http://www.tandf.co.uk/journals/rmhs . The journal accepts manuscripts for peer review from all professional disciplines, as well as brief reports, current opinion and controversial subjects for debate. The editor is also interested in producing some special topics issues. If anyone has an idea already in the making about a special conference, or large research project, for publication as a special issue(s), the editor would be pleased to hear from you. The journal will be launching an Essay Competition in 2011, details of which will be circulated shortly.