Lying about achievements is commonplace in reputation management, yet its social consequences may depend on cultural conventions. The present research examined how Chinese children aged 5-11 years (N = 173, 48% girls, Mage: 8.40 years) and adults (N = 98, 52% women, Mage: 20.76 years) evaluated truth-tellers and lie-tellers who described their achievements in ways that either violated or aligned with the Chinese cultural convention of modesty. When lying violated modesty co
