DALLAS--(BUSINESS WIRE)--An American scientist studying how breast cancer may alter the hormonal development of mammary glands and a South Korean physician trying to improve ways to predict which treatments will prove most effective for certain patients are this year’s winners of the Susan G. Komen for the Cure® Brinker Award for Scientific Distinction in basic science and clinical research. This is the highest award of merit given by the nation’s leading breast cancer advocacy organization.