A team without well-defined roles can become chaotic, with duplicated or neglected tasks. Outlining each member’s responsibilities from the start is an effective practice to prevent this.
For example, Amazon uses the concept of "process owners" within its teams. Each member is specifically responsible for leading a particular aspect, such as data management or delivery optimization. This approach ensures everyone knows what is expected of them, avoiding confusion and improving productivity.
Clear roles also foster a sense of belonging and motivation, as each member understands how their work impacts the team’s success.