Gordon Gund is the CEO of a venture capitalist fund, the former principal owner of the Cleveland Cavaliers and a member of the Kellogg Co.'s board of directors.
He has also been blind for more than 40 years.
On Saturday, Gund announced that his family plans to give $50 million or more in matching gifts to the Foundation Fighting Blindness, a Columbia-based nonprofit that he co-founded.
"Our family is committed to finishing the job we helped start, and we hope this Challenge requires us to match as much as is needed to fast-track progress for promising treatments from the lab to clinical trials," Gund said in a statement.
The funds will be used to speed...