It’s important to know where you are operating, so you know how you should prepare, how you should behave and what approach you should take regarding measurement and feedback loops. Otherwise you may end up making decisions based on biased or simply inaccurate information.
Teams often experience a breakdown in communication. Sometimes it will be around requirements, or expectations, or priorities. Other elements that contribute to difficulties in collaboration and delivery of value include component silos, and specialization. All of the above can be particularly pronounced with virtual teams.
When surveyed, 80% of software developers reported they believed their skills were above average. Overestimating one’s desirable qualities relative to other people, is known as the Illusory Superiority Bias, aka the Lake Wobegon effect, one of many cognitive biases.