Elementary: Mark Foley and Diane Hall
Pre-intermediate: Richard Acklam and Araminta Crace
Richard Acklam has been involved in EFL teaching/teacher-training since1982. He has mainly worked for International House in London, Paris and Cairo. He has an MA (TEFL) from the University of Reading. His publications include The Choice series [co-author with Sue Mohamed] (Longman), First Certificate Gold, Advanced Gold and Going for Gold (Intermediate and Upper Intermediate) [co-author with Araminta Crace] (Pearson Education).
Araminta Crace - A full time freelance writer of ELT materials, Araminta has taught in Brazil (where she was a Director of Studies), Egypt, Portugal and Spain, and worked as a teacher trainer at International House.