“EAGxAmsterdam 2025: What We Learned” by James Herbert

James Herbert, Co-Director, Effectief Altruïsme Nederland and EAGxAmsterdam Team Lead EAGxAmsterdam 2025 took place on 12–14 December at B.Amsterdam, bringing together 517 attendees from across Europe. This is a brief write-up of what went well, what didn't, and what I think other EAGx organisers can learn from it. The headline numbers: 517 attendees (up 36% from 380 at EAGxUtrecht 2024) — one of the largest EAGx events in recent years, behind only EAGxBerlin 2025 €387 cost per attendee (target was €520; 2024 was €586) 10 reported new connections per attendee (target was 10, 2024 was 10) 906 applications (34% above target) 57 GWWC pledges (26 full 10% Pledges + 31 Trial Pledges) — the strongest pledge outcome of any EAGx to date, and ahead of every EAG and EAGx event until that point except EAG NYC 2025. GWWC estimated this represents ~$2.9M in expected lifetime giving ($436K counterfactually adjusted). NPS of 63 (mean recommendation: 8.86/10) Budget Cost per attendee came in at €387, down from €586 at EAGxUtrecht 2024 — a 34% improvement while serving 36% more people. The budget is dominated by venue and catering (~70%), with contractors (~23%) the next largest line. Compared to 2024 [...] --- Outline: (01:49) Budget (02:35) The case for investing in marketing (03:54) Content highlights (05:10) What didnt work (06:10) What Id tell other EAGx organisers (08:14) Looking ahead --- First published: April 2nd, 2026 Source: --- Narrated by TYPE III AUDIO . --- Images from the article: Apple Podcasts and Spotify do not show images in the episode description. Try Pocket Casts , or another podcast app.