Rolf Cook is a native of the UK, but has lived in Italy since the early 90s. He has 20 years' experience in teaching English as a foreign language and runs training sessions on teaching techniques. Rolf is also a translator, and teaches translation at university level.

Helen Stephenson first taught business English in the 1980s. She has written in-house training courses and a course for upper-secondary students. She teaches at the Universitat Oberta de Catalunya.