IEEE Spectrum is a monthly magazine that is operated by IEEE, which is one of the world's largest professional technology associations. IEEE Spectrum is read by more than 385,000 technology professionals and senior executives throughout the world in the technology sectors of industry, government and academia. The magazine s subscribers include engineering managers and corporate and financial executives. The magazine offers information related to various sectors, such as computer, energy, telecommunications and transportation. IEEE Spectrum operates out of New York City.