Should a conductor always be clean-shaven?

In Tune logo, with RTL today

How do you go about building a concert programme or planning an artistic season? Where’s the best place to sit in a concert hall? Does communicating with an orchestra ever get challenging and why on earth does the composer Gustav Mahler insist conductors should always be clean-shaven? 
In this episode, maestro Gustavo Gimeno tells us all about his craft and the invisible work that surrounds the concert experience, from the long months of solitary study to the final minutes leading up to a performance. In the second half of the show, co-hosts Dianne and Eva «read» a series of musical fairytales and talk about hearing colours...