Around 38mins:
www.bbc.co.uk/radio/play/m0000npf
And here's the article the interview is referencing ('TV’s “wishful thinking” on gender equality lulls viewers into false sense of security says Victoria writer Daisy Goodwin)': www.radiotimes.com/news/tv/2018-10-08/tv-gender-equality-doctor-who-bodyguard-wishful-thinking-argues-victoria-writer-daisy-goodwin/#r3z-addoor