Many liars bank on your forgetfulness. They hope you won’t hold them accountable for what they say—and remember it later.
To identify fibbers, retain the details they reveal (facts, figures, their stated whereabouts). Then find out whether those details ring true.
It helps to scrutinize a speaker’s appearance. Don’t just make fleeting eye contact: Observe the person intently.
Liars tend to evade the topic at hand. They might repeat a question in a flat tone before they answer. Or they might stammer and speak unusually slowly in the hope that you’ll grow impatient and change the subject.
When asking an employee to recount an incident, say, “Start at the end and work backward.” Investigators digging into “he said, she said” controversies use this technique because it’s hard for most people to lie when they’re forced to go back in time recalling what happened. They may have rehearsed their lie in sequential order, not in reverse.