The topics of main interest will include, but will not be limited to, task-oriented materials and wave manipulaƟ on devices, reconfi gurable and tunable metamaterials at microwave, THz, and opƟ cal frequencies, homogenizaƟ on of metamaterials and eff ecƟ ve medium models, three-dimensional metamaterials, planar metamaterials and meta-surfaces, acƟ ve metamaterials, quantum metamaterials, antenna applicaƟ ons of metamaterials, metamaterials for nanoelectronics and nanophotonics and metatronics, metamaterials for sensing, biological and biomedical applicaƟ ons of metamaterials, novel metamaterial concepts, experimental techniques and characterizaƟ on of metamaterials, and their applicaƟ ons to current and future systems.