"Where the Crawdads Sing"
by Delia Owens
"In a quiet town on the North Carolina coast in 1969, a young woman who survived alone in the marsh becomes a murder suspect."
-Fiction, 69 weeks on the list-
"Educated: A Memoir"
by Tara Westover
"The daughter of survivalists, who is kept out of school, educates herself enough to leave home for university."
-Nonfiction, 98 weeks on the list-
Book summaries from NYTimes.com