Rationale 1.4 Now Available!

Rationale™ is the first high-quality software for argument mapping, the diagramming of reasoning and argument.

Rationale™ helps:

* Professionals handle complex reasoning and decision making more effectively.
* Students learn the fundamentals of good reasoning, critical thinking, and argumentative essay writing;

Rationale™ is the most intuitive and useful reasoning and decision support software available.

Rationale Version 1.4 is richer and more useful than ever – latest release features.