Multiple speakers and sponsors can belong to an event. And each speaker and sponsor belongs to an organizer 😴. Basically, Organizer can add speakers & sponsors, and link them to their events.
-> Speaker-1
Organizer-1 -> Event-1 -> Speaker-2
-> Speaker-3
-> Sponsor-1
Organizer-1 -> Event-1 -> Sponsor-2
-> Sponsor-3
{danger} Organizer cannot link other organizer's speakers or sponsors to their events.
{primary} The Event speakers & sponsors can be seen on the Event page.