- Ralph Waldo Emerson (May 25, 1803 – April 27, 1882), who went by his middle name Waldo, was an American essayist, lecturer, philosopher, abolitionist and poet who led the transcendentalist movement of the mid-19th century. He was seen as a champion of individualism and critical thinking, as well as a prescient critic of the countervailing pressures of society and conformity. Friedrich Nietzsche considered him “the most gifted of the Americans”, and Walt Whitman referred to him as his “master”.
- John Muir (Wikipedia)
John Muir (/mjʊər/ MURE; April 21, 1838 – December 24, 1914), also known as “John of the Mountains” and “Father of the National Parks”, was a Scottish-born American naturalist, author, environmental philosopher, botanist, zoologist, glaciologist, and early advocate for the preservation of wilderness in the United States.