19th-century philosophy of complexity from mathematics, astronomy, physics, chemistry, biology, and a new discipline called "sociology", which is the study of the "dynamics and statics of society". The American philosophers Charles Sanders Peirce and William James developed the pragmatist philosophy in the late 19th century. The twilight years of the 19th century in Britain saw the rise of British idealism, a revival of interest in the works of Kant and Hegel. Transcendentalism was rooted in Immanuel Kant's transcendence and German idealism, led by Ralph Waldo Emerson and Henry David Thoreau. The main belief was in an ideal spiritual state that 'transcends' the
David Ingram (explorer) they used). Nevertheless, it is peppered with intriguing tidbits, including what may be the first recorded description of an American bison. Some scholars have questioned the entire story on the grounds that it would have been physically impossible to walk over 3,000 miles through the wilderness in only 11 months, but in 1999 British writer Richard Nathan retraced Ingram's journey in reverse, walking from Nova Scotia to Tampico in just 9 months. David Ingram (explorer) David Ingram (dates uncertain) was a 16th-century English sailor and explorer who claimed to have walked across the interior of the North American continent from