At Pettigrew Academy, our teachers are GUIDES. A Guide connects children with meaningful work  that will impart the knowledge through its correct use. Our teachers are a combination of Texas State Certified and Montessori Certified (AMS). More than 50% of our staff hold a Masters degree.  Our volunteers hold a combination of degrees and specialized certifications. They are experts in their fields.

Meet Our Teachers

Kim Bauman

Mary Bixler

Barbara Miranda

30 years of experience 
Master's from Southern Methodist University/Dallas 
B.A. in English from University of Missouri/St. Louis 
60 Additional Graduate Education Hours  
Certified Texas Teacher 1-8 
Certified Montessori Teacher (AMS) 6-9
Certified Montessori Teacher (AMS) 9-12 
Certified Trainer of Teachers 
Certified Great Books Leader  
Adjunct Navarro College - Waxahachie, Texas   
Public and Private School Experience Grades 1-12
M. Ed. in Montessori Education, Texas Wesleyan College, Fort Worth, Texas 1984
B. A. in Special and Elementary Education, East Texas State University

Montessori Training and Certification
Primary Diploma, American Montessori Society, Dallas Montessori Teacher Programs 
Elementary 6-9 Diploma, American Montessori Society, Dallas Montessori Teacher Programs
Elementary 9-12 Diploma, American Montessori Society, Dallas Montessori Teacher Programs 

Post graduate work for additional certification at:
Texas Women’s University 
University of Texas at Arlington
Dallas County Community College 
Education and Certification
Certified Texas Teacher
Montessori Certified ages 6-12 (AMS)
B.S. - North Texas State University
M.S. - Texas Woman's University

Teaching experience at the following schools:
North Texas Montessori Training School - taught Montessori Language Arts
DISD Montessori Magnet School
St. Alcuin Montessori School
Lakewood Montessori School
El Paso County 

Experience in:
play directing, acting, theatre, training for teachers and parents, and opera directing 

Renee Guerra

Education and Certification
B.S. Child Development - Texas Woman's University
Certified Texas Teacher
Early Childhood Endorsement
Bilingual Endorsement

Teaching experience in the following school districts:
Waxahachie ISD
Garland ISD

Ann Lee

Wanda Lester

MA Speech Pathology  -  Ohio State University    
BA  Education/Speech Therapy  -   University of Kentucky  

Work Experience  
Speech Pathologist   -  Red Oak Elementary      1999-2013
Principal      St. John Elementary School     1992-1996                            
Instructor of Public Speaking        Navarro College     1989-1992
Wanda Lester holds a BS in Vocal Music from Lamar University. Her lifetime certifications granted by the State of Texas Board of Certification includes All-Level Music, Grades (PK-12), Secondary Reading, (Grades 6-12) and Secondary Composite Social Studies (Grades 6-12). Mrs. Lester is an award-winning choral music director, as well as a former computer literacy educator and high school reading/wring recovery teacher, who focused on mastery of state exit exams.

Today she lives in Waxahachie, TX with her husband, Bob, who is also an educator. In 2010, she founded the trio Rudicelli that specializes in vocal music from 1930-2000 and includes pop, country, Broadway, semi-classical and classical genres. Rudicelli provides music for many wonderful events, both public and private. 

Other teachers

Walt Friis 

Ruth Davis
Cerelda de Heus 
Annette Brown

Megan R. Parr, M.S.

B.S.  Agriculture Services and Development - Tarleton State University
M.S.  Agricultural and Consumer Sciences- Tarleton State University

County Extension Agent
Ellis County 4-H & Youth Development Texas 
A&M AgriLife Extension Service - 4 years experience

Rebecca Fields

Rebecca is a Texas State Certified Teacher with 15 years worth of diverse teaching and classroom experiences. She has a degree in Counseling/Psychology, an M.Ed. in Early Childhood Education, and has received extensive training in areas related to English as a Second Language, reading and writing education, math education, and behavioral management strategies.