This hypothesis offers considerable information that is compelling in explaining many of the phenomena of stuttering. I suggest one reads with an open mind and in its entirety before making judgments on its merit. [https://understandingdysfluency.com/2020/08/19/unveiling-stuttering-fluctuations-a-genetic-role-blocking-mechanism-human-roles-specialization-hierarchy-evolution-stammering-identity-true-self](https://understandingdysfluency.com/2020/08/19/unveiling-stuttering-fluctuations-a-genetic-role-blocking-mechanism-human-roles-specialization-hierarchy-evolution-stammering-identity-true-self)