This post features a couple remakes of a graph shown in the Wall Street Journal summarizing a recent Forrester report that concluded Microsoft is late to the market expansion into mobile and has lost its dominant position.

I have a penchant for horizontal bar graphs. Check out this post for discussion on why and a remake illustrating the use case for horizontal bar graphs.

I've commented in the past about the important role that text plays in data visualization: in short, it helps to make the information you provide more accessible to your audience. But where should you place your text for it to best play its role? When it comes to chart and axis titles and legend, my recommendation is to left uppermost justify. Check out this post, where I outline my thinking on this topic and illustrate via example.

This is one rule of data visualization that I see broken too often: when it comes to bar charts, the y-axis must begin at zero. Check out this post, where we'll look at a specific example and discuss why.

In this guest post by Jeff Shaffer, he outlines his view on creating effective data viz via the "Shaffer 4 C's of Data Visualization." He shows the 4 C's applied to an example and shows and discusses a couple different remakes to improve.