Analytics vs. Data Science vs. ML Research: Economist Sonali Syngal Shares Her View

The world of data has a lot of hazy definitions. This leads to confusion as people use the same terms in a conversation but mean very different things. Three such terms that are often conflated are "analytics," "data science," and "machine learning research." How do we tell the difference between them? And what are the different duties and qualifications of these roles?