When Senna joined Formula 1, Nelson Piquet was dominating the scene, not Prost. Absolutely not Prost. Piquet was a reigning champion (he won in 1983 and would won another title to become a triple world champion before Senna even managed to fight for the championship).
When Senna joined Formula 1, Nelson Piquet was dominating the scene, not Prost. Absolutely not Prost. Piquet was a reigning champion (he won in 1983 and would won another title to become a triple world champion before Senna even managed to fight for the championship).