Serious ethics questions about attorney's / court officials conduct?

Question

7)Is it legal for a duly court authorized custody evaluator / licensed mental health counselor to personally bias themselves so severely and without any factual evidence of any acts against a child as to forgo and or fail “equal” investigation into the circumstances of one of the legal parent or parties of the matter seeking custody ?

8)To what body or agency does one file a complaint for such activities/actions on the part of such a licensed mental health counselor / duly court authorized custody evaluator ?

Answer 1

7) no it is not.

8) First stop is the original judge that authorized.