• We could be in the top 5% inside our domain and better off spending time scaling the machine rather than perfecting it.  
• We could be missing something major and not be able to see it. 
• We could be in a very high-leverage position where even a small improvement could have a huge impact.
• We could be missing so much context for the model that we have difficulty seeing how new information fits in thereby limiting our Situational Awareness.

Who are the top 5 people inside your organization that help each other refine your models of projects, your company and the industry? 

Who are the top 5 people you are mentoring and coaching to help them refine their models?  

Who do you turn to on the outside of your organization that is experienced and unbiased to help give you perspective?