The following manifesto represents my answer to the question - "As a UX or UI, designer, how do I know when and where to implement motion to support usability?"
Microinteractions
Creating Usability with Motion: The UX in Motion Manifesto
Affinity diagramming has long been used in business to organize large sets of ideas into clusters. In UX, the method is used to organize research findings or to sort design ideas in ideation workshops.