Ginjer Buchanan (born December 12, 1944) is Editor-in-Chief at Ace Books and Roc Books, the two science-fiction and fantasy imprints of Penguin Group (USA); she has worked at Ace since 1984, has been nominated for both the Hugo Award and the World Fantasy Award, and won a Hugo Award in 2014 for Hugo Award for Best Editor, Long Form. She was a Guest of Honor at OryCon in 2008,Foolscap in 2000,and ArmadilloCon in 1988, and was Toastmaster at the World Fantasy Convention in 1989.Buchanan plans to retire in March 2014, after 30 years with Ace.