David has led numerous recovery research projects in Australia, the UK, the US and throughout Europe. He has authored over 200 peer-reviewed publications, seven books and more than 50 technical reports. He is First chair of Recovery Academy UK; Recovery Academy Australia; and the Scottish Drugs Recovery Consortium. He is CIA on the Australian Research Council grant on Social Networks and Recovery (SONAR) and on the REC-PATH study assessing recovery pathways in the UK, Belgium and the Netherlands. He is also principal investigator (PI) on three major previous recovery studies - in Glasgow and Birmingham, UK, and in Melbourne, Australia.