“Tactical voting is a dangerous game, especially when based on dubious psephology.”

“As you know, psephology is the formal study of elections, apparently trivial but dripping with deep, dark paradoxes.”

“Projections by Professors Rallings and Thrasher of Plymouth University, the rock-stars of local election psephology, are a reliable benchmark.”

“Roughly 11m people a day read the Sun, people said by most psephologists to matter crucially at elections because most are swing voters without a firm party allegiance.”