“…Bell had stumbled on a hidden epidemic of brain damage, concealed by shame and stigma, which affects up to 5 percent of Americans — and in poor communities, possibly far more…” “…His jolt of recognition in 2012 came as other researchers around the country were beginning to look much more closely at fetal alcohol spectrum disorder…”

http://theweek.com/articles/628922/hidden-epidemic-alcoholrelated-brain-damage