BEAVERTON, Ore. — Beaverton High School just got a big boost: a donation of nearly $2 million from a former student.

Scott Shleifer, who graduated from Beaverton High, is now a successful financial investor. In an effort to give back to his community, he chose to donate $1.8 million to the Beaverton High School Success Fund, a volunteer-run nonprofit that raises money for the school…