Many people are worried about developing dementia, fearing the losses and burdens that accompany the condition. Dementia‐specific advance directives are intended to address dementia's progressive effects, allowing individuals to express their treatment preferences for different stages of the condition. But enthusiasm for dementia‐specific advance directives should be tempered by recognition of the legal, ethical, and practical issues they raise. Dementia‐specific advance directives are a simplistic response to a complicated situation. Although they enable people to register their future care preferences, in (...) many cases, those preferences will not, and should not, determine their later care. (shrink)