Q: I have a student who has been in therapy for /s/ for a while now and, although he is able to produce the /s/ sound, his mom thinks it is now too sharp and unnatural. Do you have any advise for this? When we are talking about refining an /s/ like you describe, this all auditory work combined with subtle tongue, lip, and perhaps jaw changes. This is the essence of articulation refinement for all phonemes for all clients….