Tag archive for chart choosing

Bar Charts: Vertical or Horizontal?

Bar Charts: Vertical or Horizontal?

“Ann, should my bar charts be horizontal or vertical?” Ordinal variables get vertical bars Ordinal variables follow a natural progression—an order. I arrange ordinal categories from left to right so my viewers can view the sequence across the page, which means their bars are vertical. Use…

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Bar Charts: Regular or Stacked?

Bar Charts: Regular or Stacked?

Chart choosing is part art and part science. During workshops, I cover my chart choosing thought process in more detail. For now, let me save you hours of time with this not-so-secret secret: Start with a bar chart. Then, fine-tine your bar chart. Try your…

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How the Sketching Process Works

How the Sketching Process Works

I’m back from a brief blogging break! I’ve spent the past few months speaking and designing – mainly designing. The reports and slideshows I’ve consulted on are starting to be published and it’s been so rewarding to watch organizations’ drafts transform into well-articulated masterpieces.   A…

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One Dataset, Five Line Charts

One Dataset, Five Line Charts

I recently partnered with a group of public health researchers. We were brainstorming different ways to display the number of new HIV infections in each subgroup. The organization wanted to compare HIV infections among men who have sex with men (MSM), African Americans, Hispanics/Latinos, and injection…

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When Pie Charts Are Okay (Seriously)

When Pie Charts Are Okay (Seriously)

Within the past year, I’ve led 60+ in-person and virtual workshops for 2,800+ participants. Most of these trainings have focused on data visualization best practices and how-to’s; other topics have included dashboard automation, research methods, and data analysis. I can always tell when someone has…

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