Editor’s Note: Vanyaland’s Victoria Wasylak sits down with Oh Wonder’s Josephine Vander Gucht before their set Saturday afternoon (May 27) at Boston Calling Music Festival to talk being at Harvard University, how the London duo reps at festivals, and the music and meaning of their upcoming album Ultralife, out July 14 via Island Records. For updates and all our Boston Calling coverage, follow us on Twitter @Vanyaland617. Oh Wonder photo by Matthew Shelter, live from the Xfinity Red Stage.