Criminology: Toward criminal jury instructions that jurors can understand.

Severance, L. J., Greene, E., & Loftus, E. F. (1984). Criminology: Toward criminal jury instructions that jurors can understand. Journal of Criminal Law and Criminology, 75, 198-233.

Simplified instructions produced slightly better comprehension scores than pattern instructions for non-deliberating jurors; modestly better scores for deliberating jurors.

http://scholarlycommons.law.northwestern.edu/cgi/viewcontent.cgi?article=6418&context=jclc