“A Child Development Study”
The young men tried repeatedly and desperately to learn details about their adoptions, but the adoption agency wasn’t cooperating. They refused to give them any information. You might be thinking, “well what about the adoptive parents? Did they know?”
Source: CNN
Their adoptive parents didn’t have any prior knowledge of their sons’ siblings as the agency never disclosed the information. While doctors and researchers routinely visited the boys’ homes for years after their adoptions, their parents were just told that the children were the subjects of a “child development study.”