Mary Bushman, Emory Health Sciences (IMAGE) Emory Health Sciences Caption Mathematical models can sometimes give you insights that would be too difficult to get in a real-world setting, says Emory University biologist Mary Bushman. Credit Emory University Usage Restrictions Must include credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.