Argument maps are box-and-line diagrams that lay out visually reasoning and evidence for and against a statement or claim. A good map clarifies and organizes thinking by showing the logical relationships between thoughts that are expressed simply and precisely.

An argument map or argument diagram is a visual representation of the structure of an argument. An argument map typically includes all the key components of the argument, traditionally called the conclusion and the premises, also called contention and reasons. [ 1]

An argument map is a visual diagram used to represent the reasons, evidence, objections, and counter-evidence for any contention.

An argument map: visually displays the structure of an argument. helps you evaluate what you are being told (by someone, by your readings) to decide if you accept or reject the claim.