People v. Stack

Is a defendant entitled to a new trial because the State responded to his insanity defense by introducing evidence, over objection, that the defendant exercised his right against self-incrimination after being given the Miranda warnings?

Sometime during the afternoon of May 11, 1980, Richard Stack killed his wife and infant son. Defendant admitted the killings but claimed he was insane at the time. A jury in the circuit court of Cook County rejected that defense and found Stack guilty on both counts of murder; he was sentenced to concurrent life terms for each offense. On appeal, defendant’s…