Biography
Timothy Poston was an English mathematician and polymath best known for his work on catastrophe theory. *--Wikipedia*
*Photo Attribution:* Devan.varun, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons
*Photo Attribution:* Devan.varun, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons