This episode of the Progress Educational Trust (PET) podcast discusses whether there should be limits on the number of people – worldwide – who can be created from the sperm or eggs of the same donor. The discussion is chaired by Sarah Norcross (Director of PET), with contributions from: ⚫ Professor Jackson Kirkman-Brown (Chair of the Association of Reproductive and Clinical Scientists) ⚫ Christina Sommerlund (Business Development Manager at Born Donor Bank) ⚫ Kevin Moore (donor-conceived person, also himself a donor) ⚫ Dr Astrid Indekeu (Founder of the Support and Expertise Centre for Families by Donor Conception) ⚫ Dr Grace Halden (Co-Director of the Centre for Medical and Health Humanities at Birkbeck University of London) PET is grateful to the Association of Reproductive and Clinical Scientists for supporting this discussion. PET is also grateful to Jon Nicoll, who created the opening and closing music for its podcast. Register at https://www.progress.org.uk/events/upcoming-events/ for upcoming PET events.