How can you tell if someone is lying to you? A lack of detail may give them away

An investigation into the best way to identify lies has found that focusing on the level of detail in what people say, while ignoring all other cues, is the most successful method – but if liars know that, they might more easily deceive you.

People trained to detect lies often rely on multiple cues, such as eye contact, length of responses and the details in what people say, but studies have shown that assessing a wide range of behavioural information …