This volume presents a critical edition of Wolfgang Amadeus Mozart's Requiem, addressing the complex question of how to perform and interpret a work left incomplete at the composer's death. Editor Richard Maunder provides a scholarly framework that evaluates the surviving manuscripts and the contributions of Mozart's contemporaries. The text serves as a reference for performers and musicologists seeking to understand the structural integrity of the composition through rigorous source analysis.

Experts recognize this edition as a significant contribution to the performance practice of Mozart's final work. Scholars frequently cite the clarity of the editorial commentary as a primary resource for understanding the complexities of the score.