The 21st annual IEEE Wireless and Microwave Technology Conference, WAMICON 2020/2021, will be held virtually from 28 to 29 April, 2021. The conference will address up-to-date multidisciplinary research needs and interdisciplinary aspects of wireless and RF technology. The central theme of WAMICON 2020/2021 will be "Wireless Devices and Systems Making Mad Connections from Space to the 5G IoE." We welcome submissions on all aspects of related technologies, including antennas, passive and active circuits, communication theory, and system concepts. The program includes both oral and poster presentations as well as tutorials and special sessions. Prospective authors are invited to submit original and high-quality work for presentation at WAMICON 2020/2021 and publication in IEEE Xplore. The conference also features an active vendor exhibition area and an array of networking opportunities.