The producer and presenter have a event tools in the upper right corner of the event window.
You can view and chat in the meeting chat if you are the organizer, producer, or presenter by selecting Chat. Attendees will not be able to see the chat.
You can view the members of the event group (organizer, producer, presenter) on the event if you are part of the event group by selecting People. Attendees will not be able to view this.