Brooklyn native Daniel Keyes, who wrote the influential novel "Flowers for Algernon," has died.
Keyes' family said he died at his Florida home of complications from pneumonia.
"Flowers for Algernon" was first published in 1959 and was later adapted into the 1968 movie "Charly," which won an Oscar for Cliff Robertson.
The story later won the Hugo Award for best short fiction.
Daniel Keyes was 86.