The offside rule is one of the most fundamental principles of professional soccer. While seemingly straightforward in theory, however, it remains a consistent source of controversy and debate, often ...

The vignette of Aston Villa’s back four, heads tilted towards the assistant referee with one arm raised, is common. Trapping opposition attackers offside has become Villa’s fisherman’s net. It catches ...

In a recent Premier League game, Manchester United went 2-0 up when striker Marcus Rashford ran on to a pass and slotted the ball past Liverpool’s goalkeeper, Alisson Becker. The game was then held up ...