After Many a Summer Dies a Swan, this man wrote about Walter Bidlake and Phillip Quarles in Point Counter Point.   
One of this man's stories involves a murder committed via stewed currants.  Another work by this author features a caricature entitled "The Fable of the Wall-Flower and the Sour Grapes" drawn by the deaf Jenny Mullion.  Characters in this man's works include the inventor of inflatable underwear and the leader of the Brotherhood of British Freemen, and one of this man's novels features a millionaire once called "Jelly-Belly" who repeatedly tells himself "God is love, there is no death," Jo Stoyte.  In addition to writing After Many a Summer Dies a Swan, this man wrote about Walter Bidlake and Phillip Quarles in Point Counter Point.   FTP, name this author who also created John the Savage and Bernard Marx in Brave New World.
One of this man's stories involves a murder committed via stewed currants.  
Aldous Huxley