Heinz is the mastermind behind The Java Specialists' Newsletter. He has a PhD in Computer Science. Heinz has programmed significant portions of several large Java applications and has taught Java to thousands of professional programmers. He is a regular speaker at all the major Java conferences.Heinz was chosen as a Java Champion by Sun Microsystems, the inventors of Java, for his work in advancing Java.Heinz presents our Java training courses anywhere in the world, either in person or via remote teaching technologies. He is the author of all our courses, including Java Specialist Master, Design Patterns and Concurrency Specialist Courses.