Amazon.com description: Product Description: (Schirmer Performance Editions). This new edition combines the contents of both books of the timeless Bach/Carroll collection (Schirmer's Library of Musical Classics). Editor Dr. Tsistaros is on the piano faculty of the University of Illinois. Schirmer Performance Editions are designed for piano students and their teachers as well as for professional pianists. These editions offer insightful interpretative suggestions, pertinent fingering, and historical and stylistic commentary. Pepared by experienced artists and master teachers, these publications provide an accurate, well-informed score resource for pianists.