Roger Johnson is a learning consultant on IBM Cognos technologies delivering a wide variety of courses focusing on the needs of his learners. His background covers application development and technical education across many industries and different technologies. He is co-author of IBM Cognos 10 Report Studio: Practical Examples. He can be reached by email (email@example.com) or through LinkedIn (rogerljohnson ). To find classes taught by Roger and other technical training experts, go to http://tinyurl.com/BA-Education.