Lone Pine’s Stephen Mandel elected chairman of Dartmouth’s board of trustees

Mandel’s new position coincides with Dartmouth’s $100 million budget gap.

Suzy Kenly Waite December 17, 2025

Stephen Mandel, founder of Lone Pine Capital Management, has been elected as chairman of Dartmouth College’s board of trustees. Mandel, who graduated from Dartmouth in 1978, replaces Charles “Ed” Haldeman Jr., who graduated in 1970. “He’s really one of the

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