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Justin O. Barber is a highly skilled Senior Machine Learning Engineer with extensive experience in developing and deploying machine learning models across various domains. Currently employed at Pearson, Justin specializes in automated essay scoring systems. Prior to this role, Justin worked at LivedX, where responsibilities included deploying multilabel models for awarding college credit based on students' lived experiences and addressing model biases. As a Senior Machine Learning Scientist at Radiology Partners, Justin designed and implemented NLP models for clinical decision support. Justin's academic background includes a Ph.D. in Religious Studies from the University of Denver and teaching roles at multiple institutions, including Iliff and the Augustine Institute, further showcasing expertise in linguistics and data analysis.