Rachel Nordstrom from the University of St Andrews, Scotland, Victor Flores, from Universidade Lusófona de Humanidades e Tecnologias, Lisbon, Portugal, Denis Pellerin and Rebecca Sharpe, from the London Stereoscopic Archive, England, have once again joined forces to organise this free online Zoom event which is meant to be a celebration of Stereoscopic 3D. They have invited photo historians, researchers, artists, curators, collectors and innovators to talk about their passion to explore various aspects of stereoscopy.