He has more than 35 years of experience working as an editorial manager, freelance writer and professional speaker. He writes on a variety of enterprise IT topics, including security, VOIP, convergence, email, cloud computing, network management, Internet applications, wireless and Web services. He has created numerous print and web publications, built several hands-on IT test labs that mimic actual enterprise situations, curated various email newsletters, blogged extensively about a wide variety of IT business topics, spoken at numerous IT business conferences, and written thousands of magazine articles and published two books on computer networking.