Our Expertise

Tasneem Kajani, M.A. CCC-SLP

Tasneem Kajani, Tas, is a licensed and certified speech-language pathologist. Tas started her career at The Monarch School as a Professional Educator for children with neurological differences in 2006.

Tas@thelearningsphere.com


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Andrea Easley Cronin, M.A. CCC-SLP

Andrea Easley Cronin has been practicing as a licensed, certified speech-language pathologist for over 22 years. She received her MA in Communication Disorders from the University of Houston. She has worked in various settings, including clinics, public schools, and private practice.

Andrea@thelearningsphere.com

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Vanessa Zimmer-Powell, M.A. CCC-SLP

Vanessa Zimmer-Powell is co-founder of The Learning Sphere Speech Therapy. She retired from The Learning Sphere in April of 2024. During her career as a speech-language pathologist she worked in a variety of settings: school, early childhood, and pediatric outpatient.



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Esther Skibell Levine, M.A., C.C.C -SLP

Esther Skibell Levine, M.A., C.C.C., a licensed speech-language pathologist began her career in 1970. She initially worked in Spring Branch ISD and was selected to work with several different programs addressing the special needs of children with more involved speech and language issues.


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Sandye Fertman, M.S. CCC-SLP

Sandye Fertman has been a licensed and certified speech-language pathologist since 2004. She received her Masters in Science in the area of Communication Disorders from the University of Texas at Dallas. She has worked in various settings including outpatient clinics, acute and long-term rehabilitation hospitals, and home health.

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