Abstract
IntroductionExtended decision -making through the use of proxy decision -makers has been enshrined in a range of International Codes, Professional Guidance and Statute,For example, the UK Mental Capacity Act section 9.1; The General Medical Council ; the US National Guardianship Association ; Nuffield Council on Bioethics ; CIOMS-WHO section 6. Court cases such as Re Quinlan in the US have also contributed to establishing the groundings for the legal status of the proxy, albeit in terms of who might be suitable as a proxy in cases where there was no clear appointment of them by a still competent individual. and is now widely seen as a useful means through which we can exercise control over decisions that affect our lives when we have lost capacity to make these decisions for ourselves.I will here limit myself to discussion of proxy consent for adults appointed prior to the loss of competence by the person they are acting as proxy for. The issue of p.