Here are links to in-class presentations on Advanced Grammar, recorded at the Institute of Public Administration, Jeddah, 2008:
 
A discussion of the adjective clause: Part One, Part Two, Attendance, Part Three.
A discussion of active and passive voice: Part One, Part Two, Part Three, Part Four.
 
Here are links to student presentations and a class discussion on emotional intelligence, recorded at Cleveland State University, 2005, Intensive English Language Program.
audio