In Penry v. Lynaugh, the Supreme Court
held that the imposition of the death penalty on a mentally retarded defendant is not per se a violation of the Eighth Amendment.
held the imposition of the death penalty on a mentally disabled defendant is a violation of the Eighth Amendment.
ruled that the use of the death penalty for rape was unconstitutional.
upheld the constitutionality of the use of a bifurcated hearing.
