Sandra Clark is a Senior Research Fellow at the Institute of English Studies and Professor Emeritus of Renaissance Literature at Birkbeck, University of London.

Pamela Mason has worked with the drama classes at Wroxton Theatre Arts School, Cardiff, UK since 1986, and for much of that time was also a lecturer in English and Fellow of the Shakespeare Institute, University of Birmingham, UK. She works extensively in Stratford, contributing to postgraduate courses, and she has initiated a postgraduate diploma in Shakespeare studies.

"A splendid edition: it incorporates the most recent modern scholarship ... and it does so within a compass and format that is both readable and usable." --Neil Rhodes, University of St. Andrews, UK, Around the Globe

"A much needed third series edition of Macbeth, which provides the reader with a breath of fresh scholarship after over 30 years." --Jarrod DePrado, Sacred Heart University, USA