Complex sentence: Kathy Sierra ("née " Dorris) (b. June 19,1957, Fresno, Calif.), is a programming instructor and game developer who created the"Head First" series of books on computer programming with her partner Bert Bates.
Split into simpler sentences: Kathy Sierra ("née " Dorris) (born June 19,1957, Fresno, California) is a programming instructor and game developer. Sierra is the co-creator of the"Head First" series of books on computer programming, along with her partner, Bert Bates.