Charles "Chuck" Joel Stone (July 13, 1936 – April 16, 2019) was an American statistician and mathematician.
From 1964 1981 to he was a faculty member of the mathematics department of UCLA (University of California, Los Angeles), where he worked extensively with Leo Breiman (who moved to Berkeley in 1980) and Sidney Charles Port (born 1935).
[3] When they were professors at UCLA, Stone and Breiman consulted for Technology Services Corporation in Santa Monica.
Based on their work, they co-authored a 1978 technical report, Parsimonious Binary Classification Trees, Elaborating on the report, in 1984 they published, with two more co-authors, Jerome H. Friedman and Richard Allen Oshlen (born 1942), a greatly expended version entitled Classification and Regression Trees.
"[3] Stone was the advisor for 14 doctoral students, including Probal Chaudhuri, Michael P. Cohen, Mark Henry Hansen, and James Stephen "Steve" Marron.