Othello error Othello error Othello error occurs when a suspicious observer discounts cues of truthfulness. Essentially the Othello error occurs, Paul Ekman states, "when the lie catcher fails to consider that a truthful person who is under stress may appear to be lying" their non-verbal signals expressing their worry at the possibility of being disbelieved. A lie-detector or polygraph may be deceived in the same way, by misinterpreting nervous signals from a truthful person. The error is named after William Shakespeare's tragic play "Othello"; the dynamics between the two main characters, Othello and Desdemona, are a particularly well-known example of the error
Othello is the model for Shakespeare's Othello, but some researchers believe the poet also took inspiration from the several Moorish delegations from Morocco to Elizabethan England "circa" 1600. Another possible source was the "Description of Africa" by Leo Africanus. The book was an enormous success in Europe, and was translated into many other languages, remaining a definitive reference work for decades (and to some degree, centuries) afterwards. An English translation by John Pory appeared in 1600 under the title "A Geographical Historie of Africa, Written in Arabicke and Italian by Iohn Leo a More..." in which form Shakespeare may have seen