JOSÉ JAVIER GUERRERO MALDONADO

Teaching Mathematics or Spanish

Professor with one bachelor’s in mathematics education and another in mechanical engineering. I also have a master’s in applied mathematics and another in mathematics education, finishing my third master’s in teaching Spanish at Northern Arizona University (NAU); I have over twenty years of experience in teaching math, science, and languages as English and Spanish. Strong background in teaching disadvantaged and academically challenged students to achieve high achievement. Accomplished administrator who showed skill in establishing excellent relationships with parents and teachers. Able to incorporate technology effectively in pedagogical practice, productive, problem-solving, working under pressure, leadership, adaptability, creativity, critical thinking, teamwork, responsibility, passion, cooperation, and event planning. Professional teacher license 24468337 with endorsement in teaching Mathematics and Spanish, valid until 05-06-2031 for the Colorado Department of Education (CDE). CDE-approved English Learner Professional Development Pathway through Denver Public Schools.

• Supervised team of 20 staff members.
• Achieved CMAS by completing enrichment activities for 6th grader Spanish students with accuracy and efficiency.

• Mathematics and Spanish endorsements, Colorado Department of Education.

• Guerrero, J. (with Hernández, L.). Analysis of Didactic Activities for the Study of the Limit of a Function Based on APOS Theory. Journal of Investigation e Innovación en Matemática Educativa (IIME). https://doi.org/10.46618/iime.70" https://doi.org/10.46618/iime.70
• Guerrero J. (with Hernández, L.).(2019). Didactic Activities of the Limit of a Function for Teachers of Higher Secondary Education using APOS Theory. (Actividades Didácticas del Límite de una Función para Profesores de Educación Media Superior usando la Teoría APOE). Poster in North American Chapter of the International Group for the Psychology of Mathematics Education(PME-NA), ISBN: 978-0-578-57791-3, (pp.603-604). https://www.pmena.org/pmenaproceedings/PMENA%2041%202019%20Proceedings.pdf
• Guerrero, J. (with Hernández, L.) (2018) Proposal of Didactic Activities for the Study of the Limit of a Function for Teachers of High School (Propuesta de actividades didácticas para el estudio del límite de una función para profesores del nivel medio superior) Journal of Research and Innovation in Educational Mathematics, Volumen 3, Special Edition. (pp.176-179) http://revistaiime.org/index.php/IIME/article/view/47/19"http://revistaiime.org/index.php/IIME/article/view/47/19
• Guerrero, J.; Hernandez, L.; Ruiz, H. Investigation Report. (2019). Identification of the mental structures of the concept of limit of a function of a group of professors of upper secondary education. La Habana, Cuba: Red Latinoamericana de Matemática Educativa (RELME).
• Guerrero, J. (2019, November). Conference of Didactic activities about the limit of a mathematical function using APOS Theory. St. Louis, Mo.USA. Psychology of Mathematics Education (PME-NA), 41st Annual Meeting. https://www.pmena.org/pmenaproceedings/PMENA%2041%202019%20Proceedings.pdf
• Guerrero, J. (2019, November). Conference on Teaching Mathematics from Specific Didactics (enseñanza de las matemáticas desde las didácticas específicas). Puebla, México: Benemérita Universidad Autónoma de Puebla, Facultad de Filosofía y Letras.
• Guerrero, J. (2019, July). Identification of the mental structures of the limit´s concept of a function in a group of professors of High School (Identificación de las estructuras mentales del concepto de límite de una función en un grupo de profesores de educación media superior) Paper presented at Latin American meeting of educational mathematics (RELME), La Habana, Cuba.
• Guerrero, J. (2018, October). Teaching-learning of the concepts of limit and derivative from a function (enseñanza-aprendizaje de los conceptos de límite y derivada de una función), Puebla, México: Benemérita Universidad Autónoma de Puebla, Faculty of Mathematical Physical Sciences.