At least 5 million Americans have Dementia, and about 50% of our fathers and mothers will have the disease by the time they reach 90 years of age.  As Christians, we can rest assured that God has a reason for this disease as it afflicts our loved ones.  What is it like to experience Dementia? Do personalities change?  Are there certain things that cause dementia. . .  or hasten the onset of it?  Here is a Christian view of a common affliction, as provided by Dr. John Dunlop, author of the book, Finding Grace in the Face of Dementia.