The new WHODAS 2.0 supersedes WHODAS II and shows the following advantages: - A generic assessment instrument for health and disability - Used across all diseases, including mental, neurological and addictive disorders - Short, simple and easy to administer (5 to 20 minutes) - Applicable in both clinical and general population settings - A tool to produce standardized disability levels and profiles - Applicable across cultures, in all adult populations - Directly linked at the level of the concepts to the International - Classification of Functioning, Disability and Health (ICF)