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Reliability Matters: Reassociating Bagley Materality, Strickland Prejudice, And Cumulative Harmless Error, John H. Blume, Christopher W. Seeds

Cornell Law Faculty Publications

Most commonly invoked after conviction and direct appeal, when a defendant may claim that his lawyer was ineffective or that the government failed to disclose exculpatory information, the Brady doctrine, which governs the prosecutor’s duty to disclose favorable evidence to the defense, and the Strickland doctrine, which monitors defense counsel’s duty to represent the client effectively, have developed into the principal safeguards of fair trials, fundamental to the protection of defendants’ constitutional rights and arguably defendants’ strongest insurance of a reliable verdict. But the doctrines do not sufficiently protect these core values.

The doctrines, despite their common due process heritage …