Charles M. Stein is a prominent statistician known for his contributions to statistical theory and methodology. He is particularly recognized for the Stein estimator and Stein's unbiased risk estimate, which are key developments in the field of estimation and decision theory. These innovations have had significant implications for various applications in statistics, particularly in fields where estimation of parameters is critical. Stein's work has influenced the way statisticians approach problems involving estimation, especially in scenarios involving small sample sizes or high-dimensional data.
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