Toni Truesdale works with people suffering from dementia. In "Behind The Locked Door," her book of essays and poems about Alzheimer's, she writes about "sundowning," the symptoms of restlessness and confusion when, at around sunset each day, patients begin searching for home and bygone family.
"My sweet, eighty-two-year–old friend repeats a sentence for the third time: “Well, I guess it’s time to go home; Mother will be waiting” I look at the clock. It's 4:30 p.m. and the shadows outside are lengthening; the sun is going down. Her mother has been gone for over twenty-five years.