Deserved Run Average Minus (DRA-) is BP’s metric for assessing pitcher performance.
Unlike other public pitching metrics, DRA- focuses on the pitcher’s expected contribution and uses a mixed-model approach to isolate the work of the pitcher from other factors like defense, park, and quality of opponent.
If you’re looking to evaluate a pitcher’s expected contribution compared to league average and get a good idea of how they’ll perform in the future, DRA- is the tool for you.
What the concept of credit being "deserved" really means, and how one might go about determining it.
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The index stat just forces us to be honest.
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DRA is ready to go for 2018, with several prominent innovations.
continue reading chevron_rightchevron_rightDRA, examined through the lens of MLB's surprising ERA leader.
continue reading chevron_rightchevron_rightBaseball Prospectus is excited to announce what we believe to be the best measure of pitching ever, as well as advances in measuring pitchers' effectiveness stifling basestealers and avoiding errant pitches.
continue reading chevron_rightchevron_rightYou asked about DRA; we've got answers.
continue reading chevron_rightchevron_rightYou can now view the individual factors that go into each pitcher's Deserved Run Average.
continue reading chevron_rightchevron_rightWith DRA, solving BABIP--and other reasons to be excited about what we're measuring.
continue reading chevron_rightchevron_rightMore inner-workings of DRA 2016.
continue reading chevron_rightchevron_rightA further explanation of the reasons Deserved Run Average is designed as it is and works as it does.
continue reading chevron_rightchevron_rightWhat if you could have a metric that accurately describes what a pitcher did while also reliably forecasting the skills that pitcher would bring to the future?
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