Peak: Unleashing Your Inner Champion Through Revolutionary Methods for Skill Acquisition and Performance Enhancement in Work, Sports, and Life

by K. Anders Ericsson

To look for these differences, we interviewed each of the thirty student violinists in our study in great detail. We asked them about their musical histories—when they started studying music, who their teachers were, how many hours a week they spent in solitary practice at each age, what competitions they’d won, and so on. We asked them for their opinions on how important various activities were in improving their performance—practicing alone, practicing in a group, playing alone for fun, playing in a group for fun, performing solo, performing in a group, taking lessons, giving lessons, listening to music, studying music theory, and so on. We asked them how much effort these various activities required and how much immediate pleasure they got while they were doing them. We asked them to estimate how much time they’d spent on each of these activities during the previous week. Finally, because we were interested in how much time they’d spent on practice over the years, we asked them to estimate, for each year since they’d started to practice music, how many hours per week on average they had spent in solitary practice. The thirty music students were also asked to keep daily diaries for each of the next seven days in which they would detail exactly how they’d spent their time. In the diaries, they recorded their activities in fifteen-minute increments: sleeping, eating, going to class, studying, practicing alone, practicing with others, performing, and so on. When they were d...