Section outline

    • Results of the first assignment

    • Second assignment: make your own visualization

    • Data for the second assignment

    • Visual perception: introduction. Motivation to study visual perception. How vision works. The importance of attention and its implications for design. How memory works and its implications for presentations. The visual encoding and the expressiveness of the visual channels. Channel accuracy and its implications for visualization design. Channel discriminability, salience and separability, and their implications for visualization design. The Gestalt laws of grouping (proximity, similarity, connection, enclosure, closure and figure/ground), their hierarchy and their use in data visualization. How to obtain visual order.