"They say it's your birthday" - writers born on March 23

Louis Adamic  (1899)
Ama Ata Aidoo  (1942)
 Josef Capek  (1887)
Mitch Cullin  (1968) 
Winston Francis Groom  (1943)
Roger Martin du Gard  (1881) 
Kim Stanley Robinson  (1952) 
Steven Saylor  (1956) 
Gary Whitehead  (1965)