Re A (conjoined twins) Re A (conjoined twins) Re A (conjoined twins) [2001] 2 WLR 480 is a Court of Appeal decision on the separation of conjoined twins. The case raised several legal, ethical and religious dilemmas including whether it would be permissible to kill one of the children to save the other, and whether it was permissible to act against the wishes of the twins' parents. Gracie and Rosie Attard, who were born on 8 August 2000, were conjoined twins who were joined at the abdomen. During legal proceedings, the twins were given the public pseudonyms "Jodie" and "Mary", respectively. The medical evidence
There are known knowns management and strategic planning circles. Known unknowns refers to "risks you are aware of, such as cancelled flights..." Unknown unknowns are risks that come from situations that are so unexpected that they would not be considered. "For example, prior to the invention of the personal computer, manufacturers of typewriters probably didn't foresee the risks to their business". Contemporary usage is largely consistent with the earliest known usages. For example, the term was used in evidence given to the British Columbia Royal Commission of Inquiry into Uranium Mining in 1979: The term also appeared in a 1982 "New Yorker" article on