> They usually make it pretty clear that you are not permitted to do outside research on the case or the laws in question.
Grand juries operate under vastly different rules and assumptions, and for very different (and varying) purposes, than petit (trial) juries. The role of a grand jury has been anything from a limited sanity check on prosecutors all the way to an autonomous body empowered to investigate all aspects of governance in their jurisdiction.
There have even been grand juries that were long treated as rubber stamps for prosecutors, but found the laws of their state envisioned much more, went "rogue", and started bringing down corrupt politicians, prosecutors, judges, etc..
Grand juries operate under vastly different rules and assumptions, and for very different (and varying) purposes, than petit (trial) juries. The role of a grand jury has been anything from a limited sanity check on prosecutors all the way to an autonomous body empowered to investigate all aspects of governance in their jurisdiction.
There have even been grand juries that were long treated as rubber stamps for prosecutors, but found the laws of their state envisioned much more, went "rogue", and started bringing down corrupt politicians, prosecutors, judges, etc..