Kalynn Bayron is a debut author and a classically trained vocalist. She grew up in Anchorage, Alaska.

When she's not writing, you can find her listening to Ella Fitzgerald on loop, going to the theatre, watching scary movies and spending time with her kids. She currently lives in San Antonio, Texas, with her family.

Doctor Who is the longest running sci-fi show in the world, and a flagship BBC property. First appearing on air in 1963, it follows the adventures of the Doctor, a Time Lord who travels through time and space, fighting alien monsters and saving the universe.

Series eleven of Doctor Who hit the screens in October 2018 with Jodie Whittaker as the Doctor - the first female actor to take on the role - and has already seen record viewing figures.