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October 19, 2021 

Two Granbury ISD staff members were named assistant principals by the Board of Trustees on October 18, 2021. 

Granbury High School 

Brenda Pickett is moving to Granbury High School from Acton Elementary School, where she is currently a fourth grade teacher.  

Pickett previously worked as in Fort Worth ISD from 2000-2015. Her most recent assignment was assistant principal T.A. Sims Elementary School. She served as an instructional specialist, fifth grade science teacher, and master teacher at Versia Williams Elementary School and previously as a fourth grade teacher at Van Zandt-Guinn Elementary School. Pickett previously was a fifth and sixth grade teacher at Ramirez Elementary School in Lubbock, where she began her educational career in 1998. 

The new GHS assistant principal earned a bachelor’s degree in nursing from the University of Texas at Arlington. She went on to complete graduate work with a teaching certificate at Texas Tech University and earned a master’s degree in education rom Concoradio University. 

Pickett succeeds Dr. Josh Jones and joins principal Jeremy Ross, instructional dean Leslie Ghiglieri, and assistant principals Danny Guidry, Jimmy Heffernan, and Patti Sanderson on the GHS leadership team. 

STEAM Academy at Mambrino

At STEAM Academy at Mambrino, Molly Whisenhunt is the new assistant principal working with principal Heather Boisjolie and STEAM coordinator Denisa Mendel. She succeeds Jillian Parsons. 

Whisenhunt began her career in 2013 at Seven Hills Elementary School in Northwest ISD, teaching kindergarten and first grade. She later taught at Hermes Elementary School in LaGrange, Wayne A. Cox Elementary School back in the Northwest school district, and Stephen F. Austin Elementary School in Weatherford.  Whisenhunt came to Granbury in 2019 as a fifth grade teacher at Brawner Elementary School before moving to Mambrino in 2021 as the intervention program specialist. 

Whisenhunt holds a bachelor’s degree in elementary education and master’s degree in educational leadership both from Stephen F. Austin State University.