https://placeboevents.gr/speaker/john-doeer/2026-03-19T17:46:43+02:00https://placeboevents.gr/speaker/joanna-smith/2026-03-19T17:46:43+02:00https://placeboevents.gr/speaker/luis-gallop/2026-03-19T17:46:43+02:00https://placeboevents.gr/speaker/katie-stricker/2026-03-19T17:46:43+02:00https://placeboevents.gr/speaker/espen-brunberg/2026-03-19T17:46:43+02:00