Acknowledgement of Country. An easy to understand guide to the science behind Kathleen Folbigg’s pardon. Sources: omim.org and The Guardian at https://amp.theguardian.com/australia-news/2023/may/07/kathleen-folbigg-science-sheds-new-light-on-case-of-mother-convicted-of-murdering-her-children and ABC at https://amp.abc.net.au/article/102406772. For more information about rock pocket mice: https://www.biointeractive.org/classroom-resources/making-fittest-natural-selection-and-adaptation