Considered by some music historians to be the "father" of piano technique, Muzio Clementi (1752-1832) is also regarded by many as the first composer to achieve the fully matured piano sonata of the late Classic period. Beethoven admired Clementi's sonatas and studied them closely. Indeed, according to the New Grove's Dictionary of Music and Musicians, the "dynamic extremes, propulsive figurations and octave melodies" of certain early and...