In The Mistakes Managers Make and How Much it Costs Them, J.D. Strazz shares his experiences in business and the lessons he has learned about managing people. Both through being managed by others and seeing the mistakes they made, and through his own experience of managing a large number of people, Strazz has developed his philosophy of business management. For Strazz management is all about people, emphasising the importance of rewarding hard work fairly, recognising talent and making sure the right people are promoted. He also discusses the value of having an educated workforce, allowing employees to develop their skills and gain a deeper understanding of the business. Strazz shares his strategies for involving the workforce in developing company policies and procedures in a democratic way to ensure fairness and keep attitude and morale high.