What is Gary Sztajnmans expertise, and where does he work?
Gary Sztajnman is a product data scientist at Verizon, specializing in data science and data product design.
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What is Gary Sztajnmans expertise, and where does he work?

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### Response:
Gary Sztajnman is a product data scientist at Verizon, specializing in data science and data product design.<|im_end|>