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**1. Introduction**  At [Plotly](Plot.ly), we are excited about the collaboration that Authorea can power. We started Plotly because we have experience similar problems with collaboration. Our problems involved data analysis and visualization. Authorea is about making it easier to collaborate in the writing and publication of your papers. In this article, we'll discuss and demonstrate how Plotly and Authorea together can change the way you collaborate on your data analysis, visualization, and publication.   Plotly is about solving three problems: