The Houston County Board of Education
named Mrs. Tiana Johnson as the Principal of Miller Elementary School
during their meeting on December 9, 2025. Mrs. Johnson currently
serves as the Assistant Principal of Instruction at David Perdue
Elementary. She will begin this new role in June, after the retirement of
current principal Dr. Dana Brock.
Johnson graduated from The Fort Valley State University and received her bachelor’s degree in
business in 2003. After working in the insurance field for several years, Mrs. Johnson decided to
pursue a career in education. She enrolled in Wesleyan’s GATAPP program where she earned a
master’s degree in early childhood education. Upon completion, she began her career as an
elementary teacher in Bibb County while earning a Specialist Degree in Teacher Leadership from
Walden University. Prior to working at David Perdue Elementary as the API, Johnson taught for 12
years within the Houston County School District.
Johnson and her husband have five children. In her spare time, she loves to travel, spend time with
her family, and craft.
Dr. Engracia Bautista, Assistant Principal of Instruction
Dr. Engracia Bautista was born in the Dominican Republic and raised in White Plains, New York. She attended Binghamton University where she received her Bachelor of Arts in English Literature and Rhetoric. She later attended Georgia College and State University and received both her Master of Arts in Teaching and Specialist in Educational Leadership. Most recently she earned her Doctorate in Curriculum and Instruction from Columbus State University.
In 2008, she started her teaching career with the Houston County School District. Since then, she has served as a 6th grade Language Arts teacher, middle grades Reading Intervention teacher, and Academic Coach. In 2021, she was selected as the Assistant Principal for Houston Virtual. In July 2024, she also served the Assistant Principal of Discipline for Kings Chapel Elementary School. In 2025, she became the Assistant Principal of Instruction at Miller Elementary.
She has three children, Michael, Greyson, and Catalina. Dr. Barnes enjoys reading, running, traveling, and spending time with her family and friends.
Dr. Katina Gibson, Assistant Principal of Discipline
Mrs. Katina Gibson has been an educator for 26 years. She was born and raised in New Bern North Carolina. As a graduate of East Carolina University, she received a Bachelor of Science in Early Childhood Education. Mrs. Gibson moved to Georgia in 1996 with her husband, Brent Gibson, who graduated from Northside High School in 1991. She obtained her Master’s Degree from Walden University in Reading and Brain- Based Instruction. Mrs.Gibson received her Specialist Degree from Nova University in Curriculum and Teacher leadership, while working as the Instructional Coach at Shirley Hills Elementary School. She has served as the Assistant Principal for Instruction and Assistant Principal of Discipline at Miller Elementary School. She is currently completing her Doctorate Degree in Curriculum at Columbus State University.
Mr. and Mrs. Gibson have 2 children together, Brenton Gibson Jr. a senior at HOCO and Desmere Gibson Robinson, who will begin her teaching career as a math teacher at Perry Middle School in the fall of 2020.
