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. 2021 Jun 29;9(6):23259671211018703. doi: 10.1177/23259671211018703

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© The Author(s) 2021

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 License (https://creativecommons.org/licenses/by-nc-nd/4.0/) which permits non-commercial use, reproduction and distribution of the work as published without adaptation or alteration, without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 1. — Hierarchy of competence illustrating the 4 states involved in progressing from incompetence to competence in a skill. Copyright Gordon Training International (www.gordontraining.com). Reproduced with permission.