Jackson v. State

in which KELLER, P.J., and PRICE, JOHNSON, HOLCOMB, and COCHRAN, JJ, joined.

Appellant was convicted of murder and sentenced to sixty years’ imprisonment. Texas Penal Code Sec. 19.02(b)(1). Appellant appealed the trial court’s limitation of his use of mental-illness testimony. The court of appeals affirmed the conviction. Jackson v. State, 115 S.W.3d 326 (Tex.App.-Dallas 2003). We granted review to determine whether the doctrine of diminished capacity exists in the jurisprudence of Texas. We will affirm.

FACTS

Appellant and his older brother, Eric, arrived home between 4:00 and 5:00 in the…