# David Hambrick Cognitive psychologist at Michigan State University. Known for meta-analytic work challenging the strong version of the deliberate practice hypothesis: practice accounts for far less of the variance in expert performance than Ericsson's framing implies, and the amount of practice needed varies enormously even among elite performers. ## Quotes <!-- QueryToSerialize: LIST FROM #type/quote AND [[David Hambrick]] WHERE public_note = true SORT file.name ASC --> <!-- SerializedQuery: LIST FROM #type/quote AND [[David Hambrick]] WHERE public_note = true SORT file.name ASC --> - [[Some normally functioning people may never acquire expert performance in certain domains, regardless of the amount of deliberate practice]] - [[There is an enormous amount of variability in deliberate practice, even in elite performers]] <!-- SerializedQuery END --> ## Books <!-- QueryToSerialize: LIST FROM #type/book AND [[David Hambrick]] WHERE public_note = true SORT file.name ASC -->