The Only Constant Is Change

describe how software has penetrated so many of the systems and services that we as consumers often take for granted—airliners, mass transit, and washing machines—where it lies hidden in plain sight. Meanwhile, many of our other authors frequently write about the enabling technologies that have allowed software to become so influential—the methods, tools, and practices that enable software developers to produce quality software that becomes embedded all over our world. The joy and the challenge of my job as editor in chief is staying abreast of a broad swath of contemporary research and practice to make sure that we’re featuring the right methods, tools, and practices in this magazine, the tech-