MacKenzie Scott accounted for one-third of U.S. megagift donations last year, totaling nearly $7 billion

MacKenzie Scott, ex-wife of Amazon founder Jeff Bezos, was responsible for roughly one-third of all U.S. "megagift" charitable donations in the past year, contributing nearly $7 billion out of a total $19.2 billion in megagifts. Her five-year charitable giving total has reached $