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Event Strategy

Event Strategy Beyond Attendance Numbers

The value of a political event is not in how many people attend. It is in what those people do afterwards.

InStone EditorialDecember 20255 min read

The standard metric for a political event is attendance. It is also the worst available proxy for whether the event did its job. The right question is what changed in the room, and what the room carried out of it.

Attendance is the vanity metric

Attendance is measured because it is easy. It is the first number in every post-event report. But a 300-person plenary where nothing moved is a failure even if the room was full, and a 30-person closed-door session where three decision-makers changed their mind is a success even if no one noticed.

The right questions

Three questions measure whether a convening did its job. Did the right people talk to each other who would not otherwise have talked? Did anyone leave with a commitment they did not arrive with? Was there a follow-up that happened in the thirty days after, as a direct result of the room?

If the answer to any of these is yes, the event worked. If the answer to all three is no, the event did not work, regardless of how many people filled the seats.

Designing for the right metric

Events that optimise for attendance are designed one way: broad invitation lists, plenary formats, generic programming. Events that optimise for commitment are designed differently: curated invitation, small rooms, structured exchange, built-in follow-up moments. The two cannot be the same event.

Fill a room, measure attendance. Curate a room, measure behaviour.

InStone Editorial·Editorial
December 2025

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