O'Reilly Expert Network

Connecting you with top technical speakers, consultants, and programmers.

Kathy Sierra

Kathy Sierra


Areas of Expertise:
  • Brains
  • AI
  • Game development
  • Making users passionate

Kathy Sierra has been interested in learning theory since her days as a game developer (Virgin, MGM, Amblin'). More recently, she's been a master trainer for Sun Microsystems, teaching Sun's Java instructors how to teach the latest technologies to customers, and a lead developer of several Sun certification exams. Along with her partner Bert Bates, Kathy created the Head First series. She's also the original founder of the Software Development/Jolt Productivity Award-winning javaranch.com, the largest (and friendliest) all-volunteer Java community.