"New Cutting Edge" is a name of extended versions of Cutting Edge - English multi-level books used for English courses from the Starter to Advanced level that first published by Pearson Longman in 2005. The authors of the books are Peter Moor, Sarah Cunningham and sometimes added Jane Comyns Carr. The books combine a comprehensive syllabus with reliable teaching resources that make them become popular worldwide.
References
New Cutting Edge Wikipedia(Text) CC BY-SA