This front matter contains the series editors’ preface, contents, abstract, and list of symbols and abbreviations. This monograph offers comprehensive descriptions of the most important principles so far proposed for far-field holographic microwave imaging—including reconstruction procedures and imaging systems and apparatus—enabling the reader to use microwaves for diagnostic purposes in a wide range of applications. eBook keywords: holographic microwave imaging, imaging systems, computed tomography, image reconstruction, microwave tomography, dielectric properties, breast cancer detection, brain stroke detection, 2D HMI, 3D HMI, waveguide antenna.