Charles S. Peirce, “one of America’s greatest and most original thinkers” (Gaines 2018), was born in Cambridge, MA, in 1839. Peirce began his studies at college in 1855 and graduated in 1859, when he started to work for the U. S. Coast and Geodetic Survey, where his assignments included measuring the intensity of the earth’s gravitational field using swinging pendulums, often designed by him. In 1863, Peirce obtained a bachelor of science degree in chemistry. In 1873, Peirce was nominated member of Washington’s Philosophical Society, and in 1877, he was elected to be a member of the National Academy of Sciences. In 1879, Peirce began teaching Logic at Johns Hopkins University, a second job he kept until 1884. Meanwhile, in 1880, Peirce was ...