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 . Argument maps can also show co-premises , objections , counterarguments , rebuttals , inferences , and lemmas . There are different styles of argument map but they are often functionally equivalent and represent an argument's individual claims and the relationships between them.

What is argument mapping? 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. Argument maps are driven by asking, ‘Should I believe that? Why, or…

Rationale let's you create, online, argument maps. Argument maps are a great way to increase your critical thinking ability.

Developed in response to documented skill deficits and discourse breakdowns, ThinkerAnalytix is a non-profit coalition of scholars and edTECH leaders working to scale critical thinking instruction at education institutions around the world.

Toulmin diagrams offer a way to analyze complex arguments graphically.

In this discussion of argument mapping, we are joined by National Otey, COO of Thinker Analytix.