“However, my son has been on a BIP since age of 4 and I have yet to see this documentation. The BIP remains with it's foundation and every year we keep adding too it which then creates an impaired tool due to too many choices, too many independent user interventions and fails to do what a BIP is suppose to do; reduce and eliminate behaviors. ”
I think this is the crux. There is data but no one ensures behaviors are actually decreasing or that methodology is being run with fidelity. Your point that school psychologist and BCBA have different views is a valid point to this problem or perhaps means out of it if the team understands different perspectives but all include the student’s voice to take precedent.