Teach them lots of math and data processing expertise without teaching them anything about the data issues in their applications.
Just like now.
No wonder data and data scientists have had little impact of importance in any area except selling books, audio tracks, videos, underwear, pens, pencils, Alexa, Siri, and groceries.
When we train data scientists properly, we might learn something of value in the big datasets of healthcare, wealth distribution, economics, political trends, and ice cream preferences.
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