Sometimes the "experts" know, or think they know, so well what needs to be done that they are not open to other possibilities which may even be better.
You might not realise it, but there are great benefits to being new in your field. When you are not steeped in the conventional wisdom of a given profession, you can ask questions that haven't been asked before or approach problems in ways others haven't thought of. It's no surprise, for example, that some of the best research ideas I get as a professor come from undergraduate students with little previous experience.
Read more at https://www.lifehacker.com.au/2016/07/embrace-the-advantage-...
I like to always remind myself 'in the beginner's mind there are many possibilities, in the expert's mind there are few'.