458 U.S. 858 (1982) Cited 1,510 times 4 Legal Analyses
Holding that, while a criminal defendant cannot be deprived of his right to call witnesses in his favor “arbitrarily,” the defendant “must at least make some plausible showing of how [the proposed witness'] testimony would have been both material and favorable to his defense”
515 U.S. 593 (1995) Cited 381 times 9 Legal Analyses
Holding that "if the defendant lacks knowledge that his actions are likely to affect the judicial proceeding, he lacks the requisite intent to obstruct"
Holding that the government need not take notes of witness interviews merely to memorialize any potentially inconsistent statements that could be used for impeachment purposes
Fed. R. Evid. 401 Cited 13,499 times 35 Legal Analyses
Providing that evidence is relevant if " it has any tendency to make a fact more or less probable than it would be without the evidence; and (b) the fact is of consequence in determining the action"