For attendees, a participant list is a roadmap for networking. It allows individuals to identify key players, follow up on conversations, and build professional relationships long after the event has concluded.
In formal ethnographic or scientific research, a "list of participants" is typically included as a rather than written into the prose. list of participants
In the post-GDPR world, a list of participants is considered personal data. You have legal obligations: For attendees, a participant list is a roadmap