Design Reviews Are To Strengthen the Design

"all too often in design reviews these groups become opposing camps, trying to protect their own ideas in the final product outcome. This tribalization is never productive for creating products. The main battlefield for these useless wars is the design review, where opinions should be discussed in an open manner and all ideas are on the table."

https://medium.com/the-future-futurist/design-reviews-are-to-strengthen-the-design-2658e6d9d3e3