Jim Lorenz, CNE, MCT, CCNA, , is a curriculum developer and faculty intern for Cisco Systems in North Carolina and created the Cisco Networking Academy Program Lab Companions for Semesters 1-4. He has over 20 years experience in information systems and has held various IT positions in several Fortune 500 companies, including Allied-Signal, Honeywell, and Motorola. Jim has developed and taught computer and networking courses for both public and private institutions for more than 15 years.