Distinguished Prof. Yahya Rahmat-Samii delivered a plenary speech entitled: The Art, Science and Engineering of Modern Antenna Measurements and Diagnostics: From Marconi’s first Measurements to Today’s Amazing Advances at the 2017 International Workshop on Electromechanical Coupling (IWEC) held in Xi’an, China, July 2-5, 2017. In 2014, Prof. Rahmat-Samii was appointed as the Master of the 111 Project related to the topics of this workshop.