Nancy Garden | Young-adult author, 76
The cause was an apparent heart attack, said her partner, Sandra Scott.
Ms. Garden wrote several dozen books, including works of fantasy and historical fiction. She was best known for Annie on My Mind (1982), which has been recognized as an important contribution to young-adult literature.
The novel centers on two high school students in New York, Liza and Annie, who meet at the Metropolitan Museum of Art and fall in love.