The 3rd International Workshop on Wave & Tidal Energy will be held on the 20th - 23rd of November this year in Valvidia, Chile. The Workshop provides a wide and interdisciplinary perspective on the current development of marine energy. Attendees of the event - including researchers, scientists, students and marine energy technology developers - will have the opportunity to share results and experiences, and discuss strategies to accelerate the development of marine renewable energy in a local and global context. The main themes that will be discussed during the Workshop will include Energy Resources and Technology, Interaction with the Marine Ecosystem, and Social and Economical Aspects of marine energy development. The event is organised jointly by MERIC, Universidad Austral de Chile and Pontificia Universidad Católica de Chile.