The Performance Evaluation Reform Act (PERA) has been the governing legislation for teacher evaluation in Illinois since its inception in 2010. PERA's original purpose was to improve the professional competence of teachers while increasing the academic performance of students. This study explored the perceptions and experiences of a small group of…

Mathematical knowledge for teaching (MKT) measures have been widely adopted by researchers. Critics have debated the value of such measures and questioned the type of knowledge that these access. This article reports on a study where the challenges in measuring teachers' knowledge were illuminated through investigating relationships between the…

This study is based on our belief that mathematics should be challenging in any classroom and that mathematical challenge is among the central factors that determine the quality of mathematics lessons. Choosing challenging mathematical problem for the students is central in teachers' work while their conception of mathematical challenge can…

This study aims to begin to uncover the detailed ways that pre-service elementary teachers examine and understand mathematics teaching, the grain size at which they do so, and what constitutes evidence of teaching mathematics for understanding for pre-service mathematics teachers. Thus, the central research questions for this study are: (a) What…