1. A method comprising: delivering therapy to a patient according to a set of therapy parameter values while the patient occupies a first posture state; receiving user input that selects a second posture state not currently occupied by the patient and associates one or more of the therapy parameter values with the second posture state, wherein the second posture state is different from the first posture state; and automatically defining therapy for delivery to the patient when the patient occupies the second posture state based on the associated therapy parameter values.