The 1957 film “12 Angry Men” celebrates a lone juror who challenges an apparent consensus, but the Lindsay Clancy trial raises harder questions about jury holdouts, reasonable doubt, outside expertise, group pressure, and whether sympathy and elaborate countertheories can obscure responsibility for murder.

Researchers at the University of Florida found that glucosamine use was associated with a greater likelihood that mild cognitive impairment would progress to dementia. Mild cognitive impairment, often shortened to MCI, describes measurable problems with memory or thinking that are greater than expected with normal aging but do not necessarily interfere substantially with everyday life.