Practice does not make perfect: no causal effect of music practice on music ability.
Long-term working memory.
Summing Up Hours of Any Type of Practice Versus Identifying Optimal Practice Activities: Commentary on Macnamara, Moreau, & Hambrick (2016).
Deliberate practice and performance in music, games, sports, education, and professions: a meta-analysis.
A deliberate practice account of typing proficiency in everyday typists.
Expert Performance Its Structure and Acquisition