**As the engineer behind the Leinster rugby machine, Leo Cullen never settles for second best.** The club’s relentless march towards silverware season after season says all you need to know about the standards he expects from his players every time they pull on the jersey. It’s why the Irish province stand on the brink of a fourth consecutive Guinness PRO14 title following another season in which they have been close to peerless. Though they have proved unable to match last season’s unbeaten campaign – losing against Connacht in January before their shock defeat to the Ospreys at the weekend – Leinster still had enough to top Conference A by seven points from Ulster. Only Munster now stand between them and making it four in a row.
