6:48 1974: Are YOU at your level of INCOMPETENCE? | The Peter Principle | BBC Archive 7:10 Peter Principle: When People Get Promoted Into Maximum Incompetence 0:22 The Peter Principle: How Promotions Lead To Incompetence 5:48 The Peter Principle explained by author Dr Laurence J. Peter 8:41 The simple reason things always go wrong: the Peter Principle 0:38 Unpacking the Peter Principle: Are We All Incompetent at Some Point? 2:31 The Peter Principle 2:02 The Peter Principle 0:26 What is Peter Principle? 1:48 The Peter Principle: An Overview 3:19 The Peter Principle Explains Our Incompetence | Fee-Only Financial Advisors in Deer Park, Chicago