Widespread immunization has many different kinds of effects in individuals and populations, including in the unvaccinated individuals. The challenge is in understanding and estimating all of these effects. This book presents a unified conceptual framework of the different effects of vaccination at the individual and at the population level....

Photographic imagery has come a long way from the pinhole cameras of the nineteenth century. Digital imagery, and its applications, develops in tandem with contemporary society’s sophisticated literacy of this subtle medium. This book examines the ways in which digital images have become ever more ubiquitous as legal and medical...

A+ Exam Cram 2 is a study skill enhancement and tutorial, designed to focus on exactly what students need to get A+ certified, with coverage of exams 220-221 and 220-222. It details all the new exam objectives and items in the following areas: Windows 98, Windows 2000, and Windows NT version 4.0. Because the A+ certification is a core competency...

The original ideas for the Goal Question Metric Paradigm came from the need to solve a practical problem back in the late 1970s. How do you decide what you need to measure in order to achieve your goals? We (Dr. David Weiss and I) faced the problem when trying to understand the types of changes (modifications and defects) being made to a set...