This article describes how DNA barcoding investigations bring biology to life. Biologists recognize the power of DNA barcoding not just to teach biology through connections to the real world but also to immerse students in the exciting process of science. As an investigator in the Program for the Human Environment at Rockefeller University in New…

The role of the biology teacher in American schools and colleges is discussed with regard to the social, political, and economic implications of new discoveries in science. Controversial ethical issues related to teaching human genetics are presented. (SA)