After delving into the first chapter of the book “Design for Information,” I gained valuable insights into the concept of visual hierarchies in design. This refers to the practice of strategically organizing elements within a design to communicate their respective levels of importance effectively. By thoughtfully arranging many elements can guide users and readers through the information in a more coherent and understandable manner. A key aspect discussed in the reading is the use of contrast to accentuate critical information visually. Employing various visual cues, such as size, color, or font styles, helps draw attention to specific elements and guides the audience’s focus to essential details. Applying the principles of visual hierarchy and contrast not only enhances the aesthetic appeal of a design but also plays a crucial role in delivering the intended message with clarity and impact. These techniques are essential tools in the arsenal of any designer seeking to create compelling and effective information visualizations.

This is a good website that explains about what information design is.

https://infogram.com/blog/information-design-definition-tips-examples/#:~:text=Information%20design%20is%20a%20branch%20of%20graphic%20design.,that%20is%20both%20efficient%20and%20easy%20to%20understand.