The 21st Century Engineer

Copyright 2001 IEEE. Reprinted from IEEE Spectrum, Volume 38, Issue 1, January 2001, page 17. Publisher URL: http://ieeexplore.ieee.org/xpl/tocresult.jsp?isNumber=19336&puNumber=6 This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of the University of Pennsylvania's products or services. Internal or personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution must be obtained from the IEEE by writing to pubs-permissions@ieee.org. By choosing to view this document, you agree to all provisions of the copyright laws protecting it.