Within the next decade, countries like the U.S. will face a daunting challenge to increase the preparation of students in science, technology, engineering and mathematics (STEM) to meet expected workforce demands for nearly 2.2 million more trained professionals in these fields (National Science Board, 2004, pp. 3–7). The U.S. also needs to ensure that its STEM workforce also represents women and students from African American, Chicano and Latino origins – individuals who historically have been underrepresented in the sciences but who now comprise a growing percent of the K-12 pipeline and of the diverse population who will use STEM knowledge and applications in the future.

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