"By visualizing information, we turn it into a landscape that you can explore with your eyes. A sort of information map.”  -  David McCandless, writer, designer & creative director living in London

Technical people delivering technical presentations have an additional burden which non-technical speakers don't have to worry about– how to represent data on their slides.

Regarding data representation in technical presentation slides, presenters should focus on the following focus areas: (1) Accurate and Objective Representation of Data, (2)  Consistency in Visual and Content Representation, and (3) Inclusivity and Accessibility in Representation