Extraverts use words which have positive, pleasant emotions

A study by a team of NTU Singapore psychologists has found a link between extraverts and their word choices. The finding highlights the need for stronger linguistic indicators to be developed for use in online personality prediction tools, which are being rapidly adopted by companies to improve digital marketing strategies. The results of the study showed a small strength of the relationship between extraversion and the use of “positive emotion words” and “social process words.” Principal investigator of the study, Assoc Prof Lin Qiu from the Psychology programme at the NTU SSS said, “Current machine learning algorithms for personality prediction can seem like a black box – there are many linguistic indicators that can be included in their design, but many of them are dependent on the type of computer application used.” 

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