The Claverack Free Library will host two educational programs presented by the Alzheimer’s Association. In the second of two programs, Molly McCann of the Northeast New York chapter of the association, will present what is known about methods of prevention. The intended audience is anyone with a friend or family member affected by Alzheimer’s disease or dementia. Free to the public; registration is encouraged. Information at news@claveracklibrary.org or (518) 851-7120. These programs are supported in part by a grant from the New York State Department of Health.