This is an Accepted Manuscript version of the following article, accepted for publication in Teachers and Teaching: Theory and Practice. Jacolyn Weller (2022) Secondary pre-service teachers’ voices of becoming mathematics teachers, Teachers and Teaching, DOI: 10.1080/13540602.2022.2137136. It is deposited under the terms of the Creative Commons Attribution-NonCommercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited.