1. Malala Yusuf Za: As an educational activist, she is committed to providing educational opportunities for women and children in poverty-stricken areas. Her organization "Malala Foundation" provides education and training for children affected by war and poverty to help them realize their self-worth and self-realization.

2. Bill Gates: As the founder of Microsoft, he devoted himself to providing medical and educational assistance to poor areas around the world after retirement. His foundation, the Bill and Melinda Gates Foundation, is committed to eliminating global poverty, disease and inequality and improving global health and well-being by investing in scientific research and technological innovation.

3. Alice Walker: As a writer and social activist, she strives for equal rights and social justice for women and African-Americans. Her organization "Bridge between Women" provides education and training for women to help them realize their self-worth and self-realization. Her book The Purple Novel reveals the life and experience of African-Americans and becomes a classic in the history of American literature.