Dr. William H. Robertson is an Associate Professor in the Teacher Education Department in the College of Education at the University of Texas, El Paso. His academic areas of expertise are in science education, curriculum development and technology integration in the K-12 levels. Additionally, he develops, researches and teaches materials related to problem-based learning and action science. Dr. Robertson was a recipient of the 2009 University of Texas Regents Outstanding Teaching Award for Tenure-Track Faculty and in 2008, Dr. Robertson was selected as a Fulbright US Scholar and worked in Sant...