“Lupa Santiago is one of the most notable guitarists in Brazilian instrumental music today. (His book is) A wonderful opportunity for professional musicians and students of various levels to delve more deeply into their studies. It is a fundamental tool for the development of technique and creativity” (Rodrigo Morte, Composer and Arranger) “It’s a terrific addition to contemporary jazz guitar literature” (Rick Peckham, Vice-director of the Guitar Department at Berklee College of Music)