5: Losing Traders by Van Tharp

Van Tharp has profiled thousands of traders. One of his conclusions was that losing traders tend to be disorganized and also impatient. Traders should train themselves to be more organized and more and more patient. Coach yourself.

Van Tharp is a professional trading coach and helps individuals in their path to becoming better traders.

Recommended Reading: 

Trade Your Way To Financial Freedom by Van Tharp
Super Trader by Van Tharp
Market Wizards (Van Tharp interview by Jack Schwager)