422 U.S. 806 (1975) Cited 12,558 times 23 Legal Analyses
Holding that a defendant's right to self-representation was denied when he made his requests "weeks before trial" without any indication that the defendant was required to reassert his request during the trial
465 U.S. 37 (1984) Cited 3,444 times 3 Legal Analyses
Holding that the petitioner was not constitutionally entitled to a proportionality review that would "compare Harris's sentence with the sentences imposed in similar capital cases"
Holding defendant's request to represent himself was untimely where he sought self-representation at sentencing hearing only after his Marsden motion was denied
487 U.S. 285 (1988) Cited 896 times 5 Legal Analyses
Holding that procedures required to ensure valid waiver will vary based on “what purposes a lawyer can serve at the particular stage of the proceedings in question, and what assistance he could provide to an accused at that stage”
Holding that the court was not required to conduct an inquiry into whether medication of defendant during trial was involuntary where defendant did not raise the issue