This document discusses responsibilities of leaders and participants in group discussions and presentations. For leaders, it recommends establishing an agenda, starting meetings on time, clarifying the purpose, encouraging participation, and taking breaks every hour. For participants, it suggests preparing, arriving on time, actively engaging in discussions, exhibiting positive body language, not dominating conversations, and staying on topic. It also describes symposiums as a series of brief speeches on a topic and panel discussions as a team conversing on a topic led by a moderator.