Versions and Symbols Norm Cox became known for designing the “hamburger menu” icon, a stack of three horizontal black lines. The lines resemble a list of items, serving as a visual reminder of the menu list. The hamburger menu was designed to be simple, functionally memorable, and to mimic the appearance of the list displayed after clicking it. Originally, Cox designed it as a “container” for contextual menu options in the Xerox Star, similar to the contextual menu activated

Darcio Lima: a giant of Surrealism My aunt, Tânia Teixeira, one of Brazil’s leading paper conservators, introduced me to a remarkable artist, draftsman, and painter. His name is Darcio Lima, and his genius is recognized far beyond Brazil’s borders. His technique goes far beyond the conventional standards of refinement. Born in the state of Ceará, he moved to Rio de Janeiro at a very young age, but his homeland remained a constant presence throughout his work, expressed throug

Artists I follow on Instagram I selected a few artists whose incredible work truly impressed me. I couldn’t help but notice how skillfully they work with India ink, fineliners, and markers. Click on their names to visit their Instagram pages. To begin, let’s admire the delicate and precise linework of artist Iona Pioru. Her drawings capture both architectural and organic elements—often inspired by nature—with remarkable detail. Artist Ed Fairburn uses maps as a canvas for his

A New Era of Marketing Management and Platform-Based Services Context The central terminology surrounding technoculture, technocultural fields, platform assemblages, affordances, algorithms, and desire networks establishes the foundations for a deeper conceptual understanding of the elements of algorithmic branding. Algorithmic branding has transcended the mere association of specific “mythical” qualities with a product or experience, becoming a multidimensional process of us

User Experience Topics I have written several texts for a future book on UX Design. This new work is an evolution of a previous publication of mine, entitled Interaction Design. Below are some excerpts. I also make the aforementioned book available, as it is currently out of print. This material covers the essential foundations for education and training in UX Design and Human–Computer Interaction (HCI).

Breaking the visual silence: when technology, design, and education unite for inclusion At a time when inclusion needs to move beyond discourse and take shape in concrete solutions, the book Breaking the Visual Silence: Development and Adoption of Technologies for Inclusion emerges as a relevant contribution to educators, researchers, designers, developers, and public policymakers. The publication brings together research, experiences, and reflections on assistive technologie