Cognitive Illusions: A Handbook on Fallacies and Biases in by Rüdiger F Pohl

By Rüdiger F Pohl

Cognitive Illusions investigates a variety of interesting mental results within the manner we expect, pass judgement on and keep in mind in our daily lives. firstly of every bankruptcy, best researchers within the box introduce the heritage to phenomena corresponding to illusions of regulate, overconfidence and hindsight bias. this is often by means of a proof of the experimental context within which those illusions will be investigated and a theoretical dialogue drawing conclusions in regards to the wider implications of those fallacy and bias results.

Written with researchers and teachers in brain, this tightly edited, reader-friendly textual content offers either an summary of study within the zone and plenty of energetic pedagogic positive aspects similar to bankruptcy summaries, extra interpreting lists and proposals for lecture room demonstrations.

Show description

Read or Download Cognitive Illusions: A Handbook on Fallacies and Biases in Thinking, Judgement and Memory PDF

Similar cognitive books

The Nature of Explanation

Providing a brand new method of medical clarification, this ebook focuses at first at the explaining act itself. From that act, a "product" emerges: a proof. to appreciate what that product is, in addition to the way it might be evaluated within the sciences, reference needs to be made to the idea that of the explaining act.

Explanation and Cognition (Bradford Books)

Reasons appear to be a wide and typical a part of our cognitive lives. As Frank Keil and Robert Wilson write, "When a cognitive job is so ubiquitous that it's expressed either in a preschooler's idle questions and in paintings that's the end result of a long time of scholarly attempt, one has to invite no matter if we actually have one and an analogous phenomenon or in simple terms assorted cognitively dependent phenomena which are loosely, or perhaps metaphorically, comparable.

Cognitive Illusions: A Handbook on Fallacies and Biases in Thinking, Judgement and Memory

Cognitive Illusions investigates a variety of attention-grabbing mental results within the means we predict, pass judgement on and take into account in our daily lives. at first of every bankruptcy, major researchers within the box introduce the heritage to phenomena comparable to illusions of keep watch over, overconfidence and hindsight bias.

Extraordinary Memories for Exceptional Events

No longer all stories are created equivalent. Our stories for a few very unparalleled occasions appear to stand out in our minds, and as such they might shape the very center of who we're. probably you might have a vibrant recollection of a fateful day, an unforgettable face, or a hilarious shaggy dog story. This ebook summarizes theories and information that supply perception into those striking thoughts for extraordinary occasions.

Additional resources for Cognitive Illusions: A Handbook on Fallacies and Biases in Thinking, Judgement and Memory

Sample text

Furthermore, while some individuals may mistake the single event “B” to mean “B and not A”, for example, inferring that “bank teller” means “bank teller and not feminist”, such individuals are probably relatively few in number (Morrier & Borgida, 1986). Equally, no doubt some persons when asked to produce probabilities such as P(bank teller and feminist | Linda) may instead produce the reverse probability P(Linda | bank teller and feminist). Again, while this might explain why some individuals appear to commit the conjunction fallacy, it does not offer a complete account (Fisk, 1996).

Fisk Violations of the rules of probability theory and associated systematic reasoning biases have been widely demonstrated. When making judgements concerning uncertain events, individuals frequently produce estimates that are consistently too high, or in other situations consistently too low, or they fail to make use of all of the available information in making judgements about probabilistic events. The focus of the present chapter is conjunctionrule violations. Formally, the conjunction rule may be expressed as follows: P(A&B) = P(A) × P(B|A) (1) In simple terms, the probability of event A and event B both occurring together is equal to the probability of event A multiplied by the (conditional) probability of event B given that A has occurred.

The conjunctions analyzed consisted of a likely and an unlikely event. Perhaps not surprisingly, the values of the two parameters α and β differed between those participants committing the fallacy and those who did not. ’s results, values of α and β were substantially less than one, while for the latter group both parameters were close to unity. However, as in my earlier studies, the 38 Fisk value of the parameter corresponding to the likely component did not differ significantly from zero. While these functional forms may be successful in modelling some aspects of conjunctive judgements, they do not explain in a systematic manner the psychological processes giving rise to the parameter values evident in the equations.

Download PDF sample

Rated 4.42 of 5 – based on 32 votes