Guenther Steiner thinks Formula 1 must introduce a new rule preventing two teams with the same owner. However, he accepts a rule must be phased in slowly. Red Bull - who Steiner worked for before becoming Haas team principal - would be most affected by his proposed new regulation.

In a new interview with The Athletic, the former Haas team principal talked about his new book and his relationship with his old boss.

While having a good personal relationship with Mohammed Ben Sulayem, Guenther Steiner thinks the FIA president gets involved in the sport too much.

Guenther Steiner was axed as Haas F1 team principal last December but still knows new driver Oliver Bearman very well and has given Mirror Sport the lowdown on the Brit