Structure is fundamental. Without structure there is no architecture.
What is structure? gives a general introduction to the topic.
Form and Efficiency discusses the relationship between the overall form of a building and the efficiency with which material is used in the construction of its fabric. High efficiency is essential for the production of buildings with low embodied energy and low carbon footprint.
Structural design is a visual process based on the understanding of Structural Archetypes and Structural Principles.