7:10 Peter Principle: When People Get Promoted Into Maximum Incompetence 6:48 1974: Are YOU at your level of INCOMPETENCE? | The Peter Principle | BBC Archive 5:48 The Peter Principle explained by author Dr Laurence J. Peter 8:41 The simple reason things always go wrong: the Peter Principle 1:48 The Peter Principle: An Overview 6:44 The Peter Principle by Laurence J. Peter: 6 Minute Summary 2:31 The Peter Principle 4:41 Is the Peter Principle Real? - Explaining Difficult Stuff 2:18 Navigating Success: How to Avoid Falling Into the Peter Principle Trap 2:02 The Peter Principle 5:17 Military Promotion: What to Do When the Peter Principle Hits You