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Meet the Staff


Antoinette Green

STEM-To-Career Specialist

Antoinette Green is the STEM-to-Career Specialist for the Charleston County School District with the Liberty Hill K-12 STEM Initiative.  In this position, Antoinette assists students with career exploration to increase career-ready and citizenship skills.  Ms. Green is also a Military Student Transition Affiliate for CCSD supporting military-connected students and families.  She has spent her professional career working with children and families in a variety of settings.  Ms. Green is passionate about assisting children to live up to their potential and overcome life obstacles. 


 Ms. Green earned her Master of Science degree in Child Life from Boston University and a Bachelor of Science degree in Child and Family Development from the University of Georgia.  Antoinette is a native of Charleston, South Carolina.  Her early education was completed at Blessed Sacrament School and St. Andrew’s High School. 


Antoinette is an active member of Morris Brown African Methodist Episcopal Church.  Her professional affiliations are Charleston Metro Chamber of Commerce, ambassador for North Charleston Chamber of Commerce, South Carolina Career Development Professionals, South Carolina Career Development Association, National Career Development Association, Palmetto State School Counselor Association, American School Counselor Association, and Transition Alliance of South Carolina. She has three children who currently attend Claflin University and Clinton College and a 2015 graduate of Claflin University.


The South Carolina Department of Education awarded Antoinette Green the distinction of being named the 2020 Trident Region Career and Technology Education Career Specialist of the Year.  Ms. Green holds certifications as a Global Career Development Facilitator and Certified Career Services Provider.

Lynn Clegg

STEM Coordinator

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Lynn Clegg

STEM Coordinator

Lynn Clegg is the STEM Coordinator for Charleston County School District (CCSD) with the Liberty Hill K-12 STEM Initiative (LH STEM). In this position, I coordinate with teachers, school administrators, CCSD Career and Technology Education department, Coastal Community Foundation, Charity Foundation, and Boeing to bring engaging, rigorous STEM learning opportunities to scholars in the Liberty Hill community schools and neighborhood. Lynn is also the co-District Director for the CCSD AVID program. Her passion is to equip historically disadvantaged scholars with the skills and knowledge to become inquisitive and adaptive lifelong learners who graduate high school prepared to follow their passions today, tomorrow, and in the future.


 Lynn is presently working with North Charleston Elementary, Morningside Middle, and North Charleston High schools to create maker-space areas in each building to provide scholars with the opportunity to explore, invent, and build. Lynn also works with teachers to integrate making and STEM skills into classroom instruction to add relevance, rigor, and scholar choice into lessons.


Lynn graduated summa-cum laude from West Liberty State College in West Liberty, WV, with a Bachelor of Arts degree in 7-12 Mathematics Education. Her graduate work was completed at Salem International University in Salem, WV, with a Masters in Educational Leadership and The Citadel in Charleston, SC with an Education Specialist in Educational Leadership. She is presently taking classes in a Doctor of Education cohort at Clemson in Education Systems Improvement Science.

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Cheryl Walden

STEM Community Engagement Specialist

Cheryl has served scholars and families in Charleston County School District for over 17 years. Prior to joining the Liberty Hill STEM Team, she worked as a Site Coordinator with the Department of Expanded Learning where she was responsible for the daily operations, staff, and developing/administering after school enrichment programs for CCSD students.


As STEM Community Engagement Specialist, Cheryl assists students and families with access and exposure to high-quality STEM learning. She considers it an honor and a privilege to work and serve in the community where she grew up. “I recall a community of caring individuals who instilled the values of honesty, hard work, integrity, and a good education. Now that the torch has been passed, I am committed to helping prepare scholars in Liberty Hill and surrounding neighborhoods for success in the future.”


Cheryl is a graduate of the University of South Carolina and the College of Charleston where she earned her degrees in Child Development and Elementary Education. She is also an active member of Charity Missionary Baptist Church where she serves as the Director of Christian Education and Church School Superintendent. Her professional affiliations are SCACTE (South Carolina Association of Career and Technology Education), NAPE (National Alliance for Partnership in Equity), and Charleston Metro Chamber-Regional STEM (Science, Technology, Engineering, and Math). Outside of work Cheryl enjoys reading, gardening, and listening to jazz.

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