Harnessing the scientific synergy of welding and additive manufacturing

Additive manufacturing (AM) of metallic materials and welding share many similarities in their physical processes and the way the microstructure and properties of the products evolve. This synergy can be a powerful driver for the scientific and technological advancements of both these important technologies for the benefit of all people. Science and Technology of Welding and Joining provides a forum for the exchange of emerging scientific and technological advancements in AM. This special issue of the journal highlights the current research in the AM processes, and the microstructure and properties of metallic components. Furthermore, it identifies some of the current challenges and opportunities for the future.