Yes. There are newer researches about this: * [this](https://www.reddit.com/r/Stutter/comments/xphjk2/what_do_you_think_of_this_stutter_research/) research is about 'anticipation plays a key role of stuttering' * [this](https://www.reddit.com/r/Stutter/comments/xg30st/this_research_is_about_the_anticipation_of/) research is about 'Responses of adults who stutter to the anticipation of stuttering' * [this](https://www.reddit.com/r/Stutter/comments/xkwds8/what_are_your_thoughts_on_this_new_stutter/) research is about 'anticipation may be a causal factor'