A Guide for NonEngineers Third Edition. Introduction to Communications Technologies A Guide for Non-Engineers, Third Edition helps students in telecommunications and business programs become familiar with and stay abreast of the ever-changing technology surrounding their industry. Used in the core curriculum at Ball State Universitys graduate professional program in Information and Communication Sciences, this textbook is designed for graduate and undergraduate students who do not necessarily have a high level of technical expertise, but need to have some understanding of the technical functions of information and communication