A specialized line chart, this chart type highlights the change in rank or metric over two time periods.
Tutorials and Guides
Ask the Question, Visualize the Answer
Let's work through a practical example to see how asking and answering questions helps guide you towards more focused data graphics.
Covid-19 mortality before and after vaccine eligibility
Denise Lu and Albert Sun for The New York Times show the shifts…
How We Spent Our Time in 2020 Versus 2019
Our everyday routines changed over the past year, and with the 2020 American Time Use Survey, we can see by how much.
Where people moved during the pandemic
In another look at migration through the lens of USPS change of address…
How Spending Changed for Different Income Groups
I compared spending in 1996 against the most recent spending estimates from the Bureau of Labor Statistics.
How Much the Everyday Changes When You Have Kids
I compared time use for those with children under 18 against those without. Here's where the minutes go.
Shifted Social Media Usage, Among Teens
Facebook took the biggest hit in the past three years. Snapchat and Instagram got more likes.
Power sources in each state
A clean and simple set of slope charts to show the change between 2000 and 2014.
Your income versus what it feels like
Incomes and the cost of living vary across the country. Some areas might…