Logic and negotiations, for example, often do not go together. While many people might proclaim they are being rational, the complications are multiple opinions about what is true and convictions ...

An informal fallacy is an attempt at making a logical argument where there’s a failure in the reasoning itself. This can stem from a number of causes, such as the misapplication of words and phrases, ...

If you know the enemy and know yourself, you need not fear the result of a hundred battles. —Sun Tzu Source: Viktor Vasnetsov/Wikimedia Commons (Public Domain) The enemies of rational thought can take ...

It is obvious that teaching and research in informal logic (critical thinking, rhetoric) is a growth industry, indeed one of burgeoning proportions. Judging by skyrocketing enrolments and the ...

Luc de Brabandere is a corporate philosopher. His latest book, The Art of Thinking in a Digital World: Be Logical, Be Creative, Be Critical (Peter Lang International), puts the history of thought into ...

To persuade you, people often try to use logical fallacies (Credit: Javier Hirschfeld) When people are trying to persuade you, they sometimes reach for underhand tricks like the 'appeal to ignorance' ...