Summary: Isabel talks with Dr. Heidi Feldman, a conversation analyst at Northeastern University. They discuss active silent callers, the four-second rule, and qualitative research.<br> <br> <br> <br> For Your Information:<br> <br> The “Four-Second Rule” for Identifying the Active Silent 911 Caller: <a href="https://aedrjournal.org/the-four-second-rule-for-identifying-the-active-silent-911-caller/">https://aedrjournal.org/the-four-second-rule-for-identifying-the-active-silent-911-caller/</a><br> <br> <br> <br> Want to get involved in a study? Have a question? Email us at dispatchindepth @ emergencydispatch (dot) org
