The following views were presented at the Annual Meeting of the American Association for the Advancement of Science Seminar “Teaching Ethics in Science and Engineering”, 10–11 February 1993 organized by Stephanie J. Bird , Penny J. Gilmer and Terrell W. Bynum . Opragen Publications thanks the AAAS, seminar organizers and authors for permission to publish extracts from the conference. The opinions expressed are those of the authors and do not reflect the opinions of AAAS or its Board of Directors.