Dr. Kenneth Westover, UT Southwestern (IMAGE) UT Southwestern Medical Center Caption Dr. Kenneth Westover, a member of the Harold C. Simmons Comprehensive Cancer Center, is studying the Long pepper plant to determine why it is effective against cancer. Credit UT Southwestern Usage Restrictions None 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.