Dimension Example Certainty of knowledge Truth is unchanging in my subject. What is accepted as knowledge in my subject is based on objective reality. Simplicity of knowledge Ideas in my subject are really complex. All experts in my subject area understand the subject in the same way. Source of knowledge The most important part of work in my subject is coming up with original ideas. If you read something in a textbook for my subject, you can be sure it is true. Justification for knowing In my subject, it is good to question the ideas presented. First-hand experience is the best way of knowing something in my subject area.