← All stories
Psychology

Dr Leanne ten Brinke says her lab saw higher cortisol reactivity in liars

Diary of a CEO · Human Lie Detector: The #1 Sign They’re Lying To You, Catch Liars Instantly! | Dr Leanne Ten Brinke · September 7, 2026
Dr Leanne ten Brinke says her lab saw higher cortisol reactivity in liars
Diary of a CEO
Diary of a CEO
Human Lie Detector: The #1 Sign They’re Lying To You, Catch Liars Instantly! | Dr Leanne Ten Brinke
"We actually we've done some research in my lab uh to show that people who are lying tend to have an increased cortisol reactivity relative to people who are telling the truth."
Dr Leanne ten Brinke says research in her lab found higher cortisol reactivity among people instructed to lie than among truth-tellers. She links the difference to the stress and cognitive load involved in maintaining a false account.
From this episode
Diary of a CEO
Diary of a CEO

Human Lie Detector: The #1 Sign They’re Lying To You, Catch Liars Instantly! | Dr Leanne Ten Brinke

September 7, 2026 · 1h 49m · 5 Egleze moments
Read episode summary and key points →

More moments from this episode

SocietyLeanne ten Brinke says eye contact is not a reliable lie cuePsychologyTen Brinke says early four-cue ‘false pleader’ model hit 90% accuracyPsychologyTen Brinke says higher psychopathy scores linked to less elite successPsychologyDr Leanne ten Brinke says five-second clips can hint at psychopathic traits
More stories More from Diary of a CEO