Lecture—3 hour(s); Discussion—1 hour(s). Non-technical introduction to philosophical, social, and scientific ideas, methods and technologies in contemporary biological fields such as evolution, genetics, molecular biology, ecology, behavior. Philosophical consideration of determinism, reductionism, explanation, theory, modeling, observation, experimentation. Evaluation of scientific explanations of human nature. (Letter.) GE credit: AH, SE, SL, WE. Effective: 2001 Spring Quarter.