Ari Nagel—6′2″, blue-eyed, with curly brown hair—has reportedly fathered about 176 children worldwide. He became Israel’s most controversial donor when the High Court blocked the use of his non-anonymous samples and ordered stored vials destroyed, underscoring how charged “donor choice” is in a system built on anonymity. Beyond courtroom drama, markets …
"Colourism" in the Sperm Bank: Who Gets Picked
Israel’s survey results and the global Danish donor effect
