Guillermo Mendieta: Author, Professional Development Presenter.

"This is a must have resource for every middle and elementary teacher. It makes mathematics concepts that are difficult to teach come alive and make sense through its pictorial representations."

-Mary Ann Kline,
Curriculum Specialist

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	Guillermo Mendieta published his first mathematics book at the age of eighteen while earning his bachelors of science in pure mathematics at Louisiana State University. He is currently the director of Meaningful Learning, an organization of award-winning teachers and administrators working with low-performing schools to improve mathematics achievement. During the last fifteen years Mr. Mendieta has been the director of several mathematics initiatives with The Achievement Council in Los Angeles, California. He has taught mathematics at all grades from sixth-grade through college level and has served as a mathematics coach for several schools throughout California.

Guillermo has worked with thousands of teachers and dozens of districts across the country to improve student achievement in mathematics. He was the co-director of California’s first statewide conference on mathematics and the Latino student. He is the recipient of the NAACP Los Angeles Teacher of the Year award, as well as one of the graduate student research awards from California State University, Los Angeles.

Mr. Mendieta was a contributing author to the Any-Time Math Series. He has served in numerous boards, including the advisory boards of the California Math Council, the National Science Foundation’s Systemic Reform Initiatives, and the Annenberg Foundation’s National Equity Advisory Board. Guillermo is a certified AB466 trainer for the Algebra McDougal Littell and the Prentice Hall textbook series. He is a sought-after, dynamic and engaging professional developer and keynote speaker and is a certified group facilitator. Guillermo received the 2006 National Equity and Leadership mathematics award from TODOS, and NCTM affiliate. He is currently working on the second volume of pictorial mathematics.

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