Dialogue, Conversations and the Teaching Channel

https://www.teachingchannel.org/videos?page=1&categories=topics_engagement&q=student-centered%20discussion&load=1/?utm_source=newsletter20140927

155 Videos addressing such topics as

Strategies for Student Centered Discussion: Grades 9-12, ELA, 7 Minutes

https://www.teachingchannel.org/videos/strategies-for-student-centered-discussion

And here are a few other titles:

Facilitating Academic Discourse: Grade 8, Science, 9 Minutes

Popcorn Share: Generating Rapid Fire Ideas: All Grades, 2 Minutes

The Wingman: Engaging Reluctant Students: 2 Minutes

Improving Participation with Talk Moves: 2 Minutes

Student Engagement in the Language Arts: Grade 7, 14 Minutes