CSPAN @cspan
SUNDAY: Q&A with data journalist @gelliottmorris, U.S. correspondent for @TheEconomist, on the history of political polling in the United States going back to the 19th century and the development and use of polling since then – 8pm ET on C-SPAN https://t.co/4AnVCfrvFg https://t.co/YKU1ewgaol — PolitiTweet.org