Since 1952 this journal has delivered many thousands of articles on a wide range of topics of interest to specialists, practising engineers, educators and students in the field of interest of the IEEE Antennas & Propagation Society. The Transactions publishes 12 issues per year and occasional Special Issues amounting to about 6000 pages annually. Author contributions of relevant full length Papers and shorter Communications are welcomed. All papers and reviews are submitted via the manuscript management system ScholarOne Manuscripts. Before submitting a paper for review, please refer to Information for Authors. The success of the Transactions depends heavily on its volunteer reviewers. If you wish to be a reviewer contact the Editorial Assistant. The AP Society is grateful for the support of the organizations and companies that contribute to the Institutional Listings that appear on the back page of the journal.