Working with the likes of Rhiannon Giddens, Elton John, the Dixie Chicks, John Mayer and more, engineer Vanessa Parr has had to grapple with questions like - What do you do when musicians get frustrated in studio? How do you hold it together and work when you're standing next to your heroes? How do you help an artist when they get creatively stuck? Vanessa talks us through some memorable sessions from her very cool career and tells you what to listen for in some of her favorite recordings.