Think extroverts make great leaders, innovators and general geniuses? Of course—and so do introverts. Here’s a list of 20 famously successful people whose own quiet revolution led to their immortality.

1. Albert Einstein, received the 1921 Nobel Prize for Physics, developed the theory of relativity
2. Bill Gates, founder of Microsoft, philanthropist
3. Steven Spielberg, director and producer
4. Mark Zuckerberg, founder and CEO of Facebook
5. Larry Page, co-founder of Google
6. Marissa Mayer, CEO of Yahoo!
7. Warren Buffett, business magnate, investor, philanthropist
8. Hillary Clinton, former First Lady, New York Senator, Secretary of State, presidential candidate (self-described as an “extro-introvert”)
9. Elon Musk, founder of PayPal, Space X, Tesla
10. Steve Wozniak, co-founder of Apple Inc.
11. Barack Obama, former President of the United States
12. Laura Bush, former First Lady
13. George Stephanopoulos, TV journalist and former White House spokesman
14. Jimi Hendrix, musician
15. Thomas A. Edison, inventor, entrepreneur
16. Abraham Lincoln, former President of the United States
17. K. Rowling, author, philanthropist
18. Guy Kawasaki, chief evangelist at Canva
19. Mahatma Gandhi, lawyer, politician, social activist, writer
20. Rosa Parks, seamstress, civil rights activist

Sources: www.inc.com; www.huffingtonpost.com; www.rollingstone.com