 This randomized study will recruit elderly depressed primary care patient subjects and evaluate the impact of a three-session SDM nursing intervention on their 1 adherence to antidepressant medication or psychotherapy and on 2 their reduction in depressive symptoms. The comparison group will be physician-recommended Usual Care UC. The focus of the SDM intervention is to empower elderly depressed primary care patients and help them efficiently arrive at a treatment decision that can be successfully implemented. 