Kathy Sierra has been a master Java trainer for Sun Microsystems, teaching Sun's instructors how to teach the latest Java technologies. She is the founder of one of the largest java community websites in the world, javaranch.com. She is also a key member of the development team for the Sun Certified programmer exam and has developed dozens of applications to demonstrate Java technology. Bert Bates is a 20-year software developer, a Java instructor, and a co-developer of Sun's upcoming EJB exam (Sun Certified Business Component Developer). His background features a long stint in artificial intelligence, with clients like the Weather Channel, A&E Network, Rockwell, and Timken.
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