Today, the most popular methods used to find out whether a person is lying or not rely on measuring a person’s heart rate or examining their facial expressions. But scientists have recently added these methods. managed to add one more† The new method requires people to be subjected to multiple tasks during an interview.

In a new study from the University of Portsmouth, lying during an interview is more important than telling the truth. from the knowledge that it consumes more cognitive energy utilized. Based on this information, the scientists informed the person during the interview. assign a secondary command shown to be effective in detecting whether the person was lying or not. Because the brain, already expending more energy by lying, struggled to focus on the second task.

The lies are more understandable when given a secondary task in the interview:

The second task given to the subjects in the particular study was to ask them to remember a 7-digit license plate again. Emphasizing that this information is extremely important to expose the person’s lie, thus the person’s brain it was necessary to put more energy into the memory process.

First of all, of the 164 participants who took part in the study, several support or oppose social issues requested. The participants were then randomly assigned to the ‘true’ or ‘lie’ condition and interviewed the three topics they thought most about. During the interviews, those who would give the correct answers were instructed to give their true opinions, and those who would lie were instructed to lie naturally.

However, a group of a seven-digit license plate and they were asked to say it again to the person they were interviewing. The participants were also given the opportunity to prepare for the interview and were encouraged to participate in the interview as convincingly as possible with a raffle bonus. The results of the interviews suggest that the liars’ stories are more accurate than the truth-tellers, especially when given a secondary task, such as remembering the license plate. is less credible and less clear revealed.

By the way, if you want to watch the Webtekno team’s lying performance, you can watch the video below.