Mackenzie Scott announced on Tuesday her second major charitable contribution of the year, giving away nearly $4.2 billion to 384 organizations as part of a plan to donate a majority of her fortune.

Author and philanthropist,MacKenzie Scott, is making good on her promise to shell out most of her wealth to charitable causes. The third richest woman in the world who is the ex-wife of fellow billionaire, Amazon CEO Jeff Bezos, gave out $1.7 BILLIONS of her estimated $36 billion fortune to numerous organizations including historically black colleges and universities, organizations committed to racial and gender equity, economic mobility, public health, climate change, and more.