Rivalries are sustained through regular, high-stakes competition over time. Without this, the rivalry loses its significance. Yale-Princeton played first in 1873. Lafayette-Lehigh in 1884.

Jannik Sinner claimed his first Wimbledon title and fourth Grand Slam by defeating Carlos Alcaraz 4-6, 6-4, 6-4, 6-4. This ...

Russell Westbrook and Patrick Beverley have shared one of the most intense rivalries in recent NBA history. It began during a ...

Competition By looking at the structure of an industry, leaders can often learn a great deal about competition, rivalry, entry barriers and other aspects of competitive dynamics in that industry.

The Cohasset and Norwell high school teams have a long-standing, competitive rivalry. Players and coaches acknowledge the intensity and emotional weight of the games between these two schools.

Even newbies to the rivalry, like Thorns head coach Mike Norris, feel its intensity. “It’s fierce,” said Norris, an assistant coach last season for several matchups with the Reign.