Prevention and control of noncommunicable diseases Dr Oleg Chestnov, Assistant Director- General for Noncommunicable diseases, Mental health and Disability, WHO Dr Douglas Bettcher, Director, Prevention of Noncommunicable Diseases, WHO. Dr Shanthi Mendis, Director, a.i. Management of Noncommunicable Diseases WHO Dr Francesco Branca, Director, Nutrition for Health and Development, WHO Dr Vladimir Poznyak, Coordinator, Harmful Use of Alcohol, WHO