By Kay Lazar
June 22, 2016,

Joe Foley, a retired college English professor, confided to his doctor that he was "leaking vocabulary," struggling to find the right words. The diagnosis in April 2013: dementia.

If anyone was equipped to care for such a spouse it was Joe's wife, Trisha, an unflappable Needham grandmother who worked as a nurse and has a PhD in counseling psychology. Still, the encroaching disease left her off-kilter.