Radio work in a studio: The German actress Katrin Degenhardt speaks two sentences in two very different modes. First: standard, then layed back with more emotion. Directing in a radio play production has to do with subtle changes in speech, and it's always a combination of directing and acting.
<a href="//commons.wikimedia.org/wiki/User:Maximilian_Sch%C3%B6nherr" title="User:Maximilian Schönherr">Maximilian Schönherr</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>