1. Malala Yousafza: As an education activist, she works to provide educational opportunities for women and children in disadvantaged areas.

Her organization, the Malala Fund, provides education and training to children affected by war and poverty, helping them achieve self-worth and self-actualization.

2. Bill Gates: As the founder of Microsoft, he devoted himself to providing medical and educational assistance to poor areas around the world after his retirement.

His foundation, the Bill & Melinda Gates Foundation, works to end global poverty, disease and inequality and improve global health and well-being by investing in scientific research and technological innovation.

3. Alice Walker: As a writer and activist, she fought for equal rights and social justice for women and African Americans.

Her organization, Bridges Between Women, provides education and training to women to help them achieve self-worth and self-actualization.

Her book The Color Purple Novel revealed the lives and experiences of African Americans and became a classic in the history of American literature.