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AI and the Future of Lie Detection

"We live in a world now where we know how to lie. With advances in AI, it is very likely that we will soon live in a world where we know how to detect truth. The potential scope of this technology is vast — the question is how should we use it?"

Some people are naturally good liars, and others are naturally good lie detectors. For example, individuals who fit the latter description can often sense lies intuitively, observing fluctuations in pupil dilation, blushing, and a variety of micro-expressions and body movements that reveal what’s going on in someone else’s head. This is because, for the vast majority of us who are not trained deceivers, when we lie, or lie by omission, our bodies tend to give us away.

For most of us, however, second guessing often overtakes intuition about whether someone is lying. Even if we are aware of the factors that may indicate a lie, we are unable to simultaneously observe and process them in real time — leaving us, ultimately, to guess whether we are hearing the truth.

Now suppose we did not have to be good lie detectors, because we would have data readily available to know if someone was lying or not. Suppose that, with this data, we could determine with near-certainty the veracity of someone’s claims. We live in a world now where we know how to lie. With advances in AI, it is very likely that we will soon live in a world where we know how to detect truth. The potential scope of this technology is vast — the question is how should we use it?

About the Authors

Man wearing glasses and a dark green shirt stands with arms crossed against a partially damaged brick wall. The background features an off-white plaster surface with bricks showing through.

Josh Entsminger

Virginia Tech

Josh Entsminger is an applied researcher at Nexus Frontier Tech. He additionally serves as a senior fellow at Ecole Des Ponts Business School’s Center for Policy and Competitiveness, a research associate at IE business school’s social innovation initiative, and a research contributor to the world economic forum’s future of production initiative.

A man gestures while speaking in a classroom, addressing seated students. A clock, chalkboard, and coat draped over a cabinet are present. Students face the speaker attentively in a well-lit room.

Mark Esposito

Harvard

Mark Esposito is a member of the Teaching Faculty at the Harvard University's Division of Continuing, a Professor of business and economics, with an appointment at Hult International Business School. He is an appointed Research Fellow in the Circular Economy Center, at the University of Cambridge's Judge Busines School. He is also a Fellow for the Mohammed Bin Rashid School of Government in Dubai.

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Terence Tse

ESCP Europe Business School

Terence is a co-founder & managing director of Nexus Frontier Tech: An AI Studio. He is also an Associate Professor of Finance at the London campus of ESCP Europe Business School. Terence is the co-author of the bestseller Understanding How the Future Unfolds: Using DRIVE to Harness the Power of Today’s Megatrends. He also wrote Corporate Finance: The Basics.

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Danny Goh

Oxford

Danny is a serial entrepreneur and an early stage investor. He is the partner and Commercial Director of Nexus Frontier Tech, an AI advisory business with presence in London, Geneva, Boston and Tokyo to assist CEO and board members of different organisations to build innovative businesses taking full advantage of artificial intelligence technology.
 


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