Tactics used include denial, feigning deafness, and hiding things Get the Well Enough newsletter with Harry Bullmore for tips on living a healthier, happier and longer life Get the Well Enough email with Harry Bullmore Get the Well Enough email with Harry Bullmore Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice Babies are capable of mastering the art of deception even before their first birthday, a new study has revealed.