Acknowledging that a product isn't ready to ship may seem like a simple call—if it isn't the desired quality by the target date, why not pull the plug? But when you start considering all the effort, time, and money you've already invested, it becomes harder to make that decision. Here's a story to help you remember.

People love to hear how someone with no formal training solved a problem that stumped experts because they weren't tainted by years of experience. These "black swan" stories are the exception, though, not the rule, and they can be dangerous because they trivialize hard work and study. Most times, you want an expert.

As testers, are we disciplinarians? We shouldn't fall into the trap of controlling quality or becoming quality police. Instead, we should be true facilitators of quality, enabling the product team to own it in their own right at every stage. Isn’t this what teachers do, too, in the learning process? What is our role?