- Imogen Heap Opens Up About Working With Taylor Swift American Songwriter
- How Imogen Heap Made 2014’s ‘Clean’ with the ‘Immaculate’ Taylor Swift: ‘She Is Extremely Efficient’ (Exclusive) People.com
- Imogen Heap Praises Taylor Swift’s ‘Extremely Efficient’ Recording Process Billboard
- Taylor Swift’s secret collaborator Imogen Heap speaks out about ‘1989’ session The News International
- Imogen Heap reveals she and Taylor Swift made 2014 tune Clean within one day Contactmusic.com
