Acteur IA Ergo
If you’re creating user personas, How-To articles often tell you that you only need two or three personas at most.
Usability analyst and interaction-design practitioner with a decade of high-tech, software, and web-IA experience on software and sites that range from large and mission-critical to concise and mobile. Occasionally speaks at conferences and instructs industry core competencies at local institutions. Specialties: Migrating key features from existing, large systems or SaaS to task-focused apps that provide meaningful mobile experiences for your customers. Usability testing of prototypes and released products. Helping developers design products and GUI that meet business- and usability requirements. Influencing the corporate governance that affects how organizations can disseminate information on the web.
Jakob Nielsen introduced the notion of " discount usability " in the early 1990s. Discount usability served as an antidote to the received wisdom (amongst developers at least) that usability takes forever and costs too much money. Discount usability introduced three key techniques that aimed to simplify methods of data collection: