Mackenzie Frees, M.A. CCC-SLP

Mackenzie demonstrates significant experience serving children from preschool, elementary, middle, and high school ages ranging from mild to severe speech and language delays/impairments. She also works extensively with the birth-3 population providing early intervention services utilizing the family-coaching model to support best outcomes through caregiver training and ongoing collaboration. She demonstrates ongoing professional training and skills working with clients presenting a wide-range of speech and language impairments (e.g., Autism Spectrum Disorders, developmental delays, articulation/phonological disorders, motor-speech disorders & Childhood Apraxia of Speech, fluency disorders/stuttering, etc.). She works to implement high-quality, evidenced-based interventions within home, classroom, and community-based settings. 

Mackenzie graduated summa cum laude from Syracuse University with a Bachelor of Science in Communication Sciences and Disorders, where she was awarded the Louis DiCarlo Scholarship for Outstanding Academic Achievement. She also graduated summa cum laude from Temple University with a Master of Arts in Speech-Language-Hearing Science. She completed a Master’s thesis project, which was part of a larger study published in the Journal of Speech, Language, and Hearing Research under the guidance of Dr. Edwin Maas. Please see below for full citation.

Mackenzie received the ASHA Award for Continuing Education (ACE), awarded to professionals committed to ongoing, lifelong education by earning at least 70 hours of professional development coursework within a 36-month period in 2020. Please see below for an ongoing list of conferences/courses attended.

During her free time, Mackenzie enjoys devoting time to relationships with her family, friends, and energetic puppy! She values community involvement and volunteers to support and organize local running races, coach youth sports, and participates in faith-based community groups. Mackenzie loves reading, writing, running, hiking, biking, yoga, and exploring the community around her! 

Research Experience/Publications

Speech, Language, and Brain Lab at Temple University

  • Master’s Thesis: A Systematic Examination of Practice Amount in Childhood Apraxia of Speech (CAS) Treatment Using an Integral Stimulation Approach
  • Maas, E., Gildersleeve-Neumann, C., Jakielski, K., Kovacs, N., Stoeckel, R., Vradelis, H., & Welsh, M. (2019). Bang for your buck: A single-case experimental design study of practice amount and distribution in treatment for childhood apraxia of speech. Journal of Speech, Language, and Hearing Research.

Conferences & Continuing Education

It Takes Two To Talk Certification Workshop, The Hanen Centre  
Birth to Three: Working Together to Serve Children and Their Families, ASHA        
PECS Level I Training, Pyramid Educational Consultants, Inc.  
A Parent-Mediated, Play-Based Treatment Program for Autism Spectrum Disorder, ASHA
Using Pretend Play to Improve Communication in Young Children With Autism, ASHA
Early Identification and Intervention for Young Children With Autism, ASHA
Interventions to Improve Young Children’s Early Literacy Skills, ASHA
Changing Developmental Trajectories of Toddlers With ASD, ASHA

Frees Speech & Language, LLC

PO Box 289, Phoenixville PA 19460

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