Good effort! based on your introduction to the article...
"but the truth is Urban Planners are the ones that make the planning that actually works and bring architects, engineers and other professionals together to achieve the plan."...
I'd say you still got a lot to learn a lot about the profession. In the highly political and exhaustive process of city making, every professional would claim that they are the ones who bring all others together, although often, it is interesting to investigate who made the most critical decisions.