> A lot of practicioners still insist on the psychogenic theory of stuttering (e.g., "I was fine until my parents got divorced, but then it started due to all the fighting"), To be fair, the situation you present is not what the original hypothesis asserted. According to Johnson it was parents' (and in particular mother's) negative reaction to their child's normal disfluencies that caused stuttering to persist. ... Never the less, lots of SLPs do believe wrong things about stuttering