Pierre-Joseph Proudhon was a French politician and the founder of mutualist philosophy. He was the first person to declare himself an anarchist and is widely regarded as one of the ideology's most influential theorists. Proudhon is even considered by many to be the "father of anarchism". He became a member of the French Parliament after the revolution of 1848, whereafter he referred to himself as a federalist.
Theodore Roosevelt Jr. was an American statesman and writer who served as the 26th President of the United States from 1901 to 1909. He also served as the 25th Vice President of the United States from March to September 1901 and as the 33rd Governor of New York from 1899 to 1900. As a leader of the Republican Party during this time, he became a driving force for the Progressive Era in the United States in the early 20th century. His face is depicted on Mount Rushmore, alongside those of George Washington, Thomas Jefferson, and Abraham Lincoln.
Buzz Aldrin is an American engineer, former astronaut, and Command Pilot in the United States Air Force. As Lunar Module Pilot on the Apollo 11 mission, he and mission commander Neil Armstrong were the first two humans to land on the Moon. Aldrin set foot on the Moon at 03:15:16 on July 21, 1969 , 9 minutes after Armstrong first touched the surface. One of his first missions was on Gemini 12 where he successfully proved that extravehicular activity could be performed by astronauts, spending over 5 hours outside the craft, thus achieving the goals of the Gemini program and paving the way for the Apollo program.