When a competent capital defendant and his counsel disagree on whether to present mitigating evidence depicting him as mentally ill, who gets the final say?

QUESTIONS PRESENTED 1. When a competent capital defendant and his counsel disagree on whether to present mitigating evidence depicting him as mentally ill, who gets the final say? 2. Does the Commerce Clause authorize Congress to regulate an intrastate, noneconomic, violent offense based solely on the defendant’s pre-offense uses of interstate highways, GPS navigation, the Internet, and the telephone? 3. Should federal courts assess legislation enacted under the Thirteenth Amendment using the same tests that apply to legislation enacted under the Fourteenth and Fifteenth Amendments, where the three Reconstruction Amendments share enforcement provisions? i