This paper questions the need to introduce into the design methodologies and education, the temporal dimension in architectural design. It questions the need, to introduce methodologies and protocols to be able to define, design, and measure the variables involved in the actuation of spaces. While in the history of design, spatial qualities have been central in the search for techniques and tools, temporal qualities have entered, with the advent of the digital revolution, as qualities capable of deforming, compressing, reconfiguring spaces and supporting new ways of living. The paper investigates various time-based approaches developed by scholars and designers from different disciplines, and the consequent proposals that have been develope...