Teacher content knowledge has been identified as a key prerequisite to effective instruction, and current educational policies require measurement of teacher content knowledge to assess candidacy for licensure. The primary instruments used in the United States are the Praxis Subject Assessment exams, which are designed to measure the…

What teachers know about their content area plays a role in how they effectively enhance the scientific literacy of their students. This leads to questions about teacher content knowledge as they enter the field. The Praxis Earth and Space Science: Content Knowledge Test is the most widely used licensure assessment for aspiring Earth science…

A generally agreed-upon tenant of the physics teaching community is the centrality of subject-specific expertise in effective teaching. However, studies which assess the content knowledge of incoming K-12 physics teachers in the U.S. have not yet been reported. Similarly lacking are studies on if or how the demographic makeup of aspiring physics…

Acquiring sufficient content knowledge to lead effectively in the classroom is one of the greatest challenges for beginning teachers. National and state agencies have made significant investments in content-specific induction supports, but these efforts have not been informed by any empirical evidence regarding the topic-level content knowledge of…

Teachers play a critical role in the preparation of future science, technology, engineering, and mathematics majors and professionals. What teachers know about their discipline (i.e., content knowledge) has been identified as an important aspect of instructional effectiveness; however, studies have not yet assessed the content knowledge of…