They're the voice in the driver's ear, guiding them through every lap. F1 drivers can't compete without their race engineers, but why are they so important? Alfa Romeo's Zhou Guanyu and his race engineer Jorn Becker join Formula Why to answer your questions. Why do engineers speak like they do? Why do they use some words and not others? Why are all F1 Team Radio messages in English? Zhou and Jorn explain the secrets of a great driver/race engineer team.  We want to answer your questions on Formula Why! Record or write them, and send them to [email protected]  Check out these other episodes of Formula Why 'Undercuts', red lights + F1 jobs - Your Questions Answered Why are pit stops so important?  Why do F1 teams need simulators? with Stoffel Vandoorne Why is racing in the rain so difficult? with Mika Hakkinen + Haas race engineer Mark Slade Why are street circuits the ultimate test? with Mika Hakkinen + Bernie Collins Tyres, points + car set-up - Your Questions Answered Why do F1 drivers need to be so fit? with Alexander Rossi + Vettel's former trainer Why does the USA have 3 F1 races in 2023? Why is F1 Sprint such a challenge? with Haas driver Kevin Magnussen Thanks for listening. Please rate and review Formula Why and invite a friend to join in using the share button and #FormulaWhy