Usage-centered design is an approach to user interface design based on a focus on user intentions and usage patterns. It analyzes users in terms of the...

User-centered design (UCD) or user-driven development (UDD) is a framework of process (not restricted to interfaces or technologies) in which usability...

Human-centered design (HCD, also human-centred design, as used in ISO standards) is an approach to problem-solving commonly used in process, product,...

interface design are intended to improve the quality of user interface design. According to Lucy Lockwood's approach of usage-centered design, these principles...

There exist several approaches to modeling a user interface. In usage-centered design, the modeling task is to show how the actual presentation of a planned...

Activity-centered design (ACD) is an extension of the Human-centered design paradigm in interaction design. ACD features heavier emphasis on the activities...

notably: Larry Constantine developed in 1995, in the context of usage-centered design, so called "essential use-cases" that aim to describe user intents...

that combine human-computer-interaction design with software engineering. One methodology, usage-centered design, is the topic of his 1999 book with Lucy...

by Dr. Reynol Junco and his colleagues. Using a controlled experimental design with random assignment, they found that classroom use of Twitter in specific...

Process-centered design (PCD) is a design methodology, which proposes a business centric approach for designing user interfaces. Because of the multi-stage...