At least two perspectives of design activity are per the action-centric perspective. The two involve 3 common activities.
『文明と民族の十字路、コーカサス三国周遊
A layout procedure is a preferred philosophy which can or won't comprise a aid for specific methods. Some are to steer the general target of the design. Other procedures are to steer the traits of the designer.
アゼルバイジャンの女性ポップス びめとん、寝入る熟女の
In the reflection-in-action paradigm, designers alternate among "framing", "making moves", and "evaluating moves". "Framing" refers to conceptualizing the problem, i.e., defining aims and objectives. A "move" is a tentative layout decision. The analysis approach may result in added moves in the design.
「タンクに素早く燃料を補給する能力を失った」：アルメニア
The rational model was independently developed by Herbert A. Simon,[8][9] an American scientist, and two German engineering design theorists, Gerhard Pahl and Wolfgang Beitz
アゼルバイジャン航空、東京就航へ ライブドアニュース
In the sensemaking–coevolution–implementation framework, designers exchange between its 3 titular activities. Sensemaking involves the two framing and comparing moves. Implementation is the method of making the design object. Coevolution is "the procedure where the design agent simultaneously refines its mental photograph of the layout item based on its intellectual photograph of the context, and vice versa"
