Architecture must not only be functionally green, but its formal, conceptual and physical properties also need to constitute a novel and integrated living material system, one that can flourish within the larger world around it.

XXL-XS represents the emerging discipline of ecological design by assembling a wide range of innovators with diverse interests. Geo-engineering, synthetic biology, construction site co-robotics, low-energy fabrication, up-cycling waste, minimally invasive design, living materials, and molecular self-assembly are just a few of the important advances explored in...