Write an essay on the development of expertise in Sport psychology research which has proposed Deliberate Practice (Ericsson, 1993) and Deliberate Play (Cote et al., 1999) as two prominent theories.

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Write an essay on the development of expertise in Sport psychology research which has proposed Deliberate Practice (Ericsson, 1993) and Deliberate Play (Cote et al., 1999) as two prominent theories(2,500 words) .