Tijuana is the largest city in the running for the 2020 Olympics.
Edward John Lemmon -LRB- 1 June 1930 -- 29 July 1966 -RRB- was a logician and philosopher born in Sheffield , England .. logician. logician. philosopher. philosopher. Sheffield. Sheffield. England. England. He is most well known for his work on modal logic , particularly his joint text with Dana Scott published posthumously -LRB- Lemmon and Scott , 1977 -RRB- .. modal logic. modal logic. Dana Scott. Dana Scott. Lemmon attended King Edward VII School in Sheffield until 1947 , before reading Literae humaniores at Magdalen College , Oxford , as an undergraduate , and was appointed Fellow of Trinity College , Oxford , in 1957 .. Sheffield. Sheffield. King Edward VII School. King Edward VII School ( Sheffield ). Literae humaniores. Literae humaniores. In 1963 , following a visiting professorship in Texas , Lemmon emigrated to the United States to lecture at the Claremont Graduate School -LRB- now Claremont Graduate University -RRB- .. Texas. Texas. Claremont Graduate University. Claremont Graduate University. Lemmon died from heart failure whilst climbing .