What
The ability to construct, articulate and understand well-supported claims to knowledge and to challenge weak ones. Including the skills of inference, evaluation, analysis, classification and justification.
How
Learning how to use a range of reasoning skills. Thinking through and articulating justifications for beliefs and opinions, and testing these in discussion and debate with peers.
Why
These are the transferable skills, necessary for clear and coherent thinking, speech and writing in all academic disciplines, and invaluable in everyday life situations.