When it comes to Norman Doors, the real shame lies with the designer who failed to account for basic human factors. Far too many HIT applications reflect a disregard for basic principles of human factors engineering.

If you build it, will they come? But, there was a problem. One that virtually all clinical applications face. The calculator, built as a web-based application, did not integrate with Epic, the electronic medical record (EMR) used at Cleveland Clinic. The vision of providing clinicians with a useful and important tool was stymied by the difficulty of accessing and using the calculator.