Instructions for lecturers

Powerpoint presentation takes 20 minutes, including the expected discussion.
Lecturer selects the number of slides at its discretion, for 20 minutes, respectively 18 minutes (assuming a 2-minute discussion).
The number of slides is generally at least one slide / one minute, i.e. 18 to 25 slides total.
If the lecturer fails to comply with the specified time, it will terminate its presentation by chair of the Session.
If the lecturer spends its entire specified time of slide show, chair of the Session does not allow discussion.