Kristopher J. Childs, PhD, is an assistant professor in the department of curriculum and instruction STEM Program at Texas Tech University. He teaches within the Global Pragmatic Researchers in STEM Education Program (Global PRiSE), focusing on developing pragmatic STEM-education researchers and global STEM educators.
Craig Cullen, PhD, is an associate professor of mathematics education at Illinois State University. He works with preservice secondary mathematics teachers, regularly teaching methods courses and supervising student teachers.
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