Start working on your introduction as a Discussion Leader.
> Start with some background information > why is it relevant to discuss the topic?
> Use (a) source(s)!
> Introduce the speakers (who is in favor / against?
For example:
“[…insert background information…] So that is why today’s discussion is about the statement […insert discussion statement…]. […insert name proponent…] is in favor of the statement and […insert name opponent…] is against the statement. […insert name…] could you please start by giving your first argument in favor/against?”