Sean Odom holds a CCNA, CCNP, CNX-Ethernet, and MCSE and is a Cisco certified instructor for CCNA and CCNP. Sean has written twelve books, including several in the Todd Lammle Exam Notes and Study Guide series, and the Coriolis Exam Prep series. He works for JTS Communities as a network operations specialist, with a number of years experience in Cisco support, routing and switching. Sean is president of the Sacramento/Placer County Cisco Users Group and one of four top ATM experts in the US.
Series Editor Ed Tittel runs LANWrights, Inc., a training and writing firm that specializes in networking, computer security, and markup languages. Ed is the originator of the Exam Cram series.