The facilitator is depicted as helping the patient with pointing to letters, controlling involuntary arm movements, avoiding mistakes, initiating movement, verbal prompts, and moral support. It is also claimed that the facilitator must believe in the patient's ability to communicate. Former facilitator Janyce Boynton, who came to reject the technique after taking part in double-blind trials, later reported that her training took for granted that the process worked, and that the complexity of facilitation made it hard to realise that messages were coming from her expectations and not from her patients: