Linda I. Siegfriedt

Linda Siegfriedt headshot
Clinical Instructor, Specialist in Voice Disorders
Room 202
Hall of Government
2115 G Street NW
Washington, District Of Columbia 20052
[email protected]

Areas of Expertise

  • Transgender Voice Therapy
  • Voice Disorders
  • Professional Speaking Training

Linda is a clinical educator at George Washington University in the Department of Speech, Language and Hearing Science in Washington, D.C. where she directs the graduate Clinical Transgender Voice Program and the Voice Disorders Clinic in the Speech and Hearing Center. Her unique programs provide private voice therapy and training, introductory voice training groups, vocal intensives, and generalization voice groups our clients.

She integrates mindfulness practices, yoga, positive psychology, emotional integration, hypnotherapy, Reiki, and a variety of other healing approaches into her therapy practice. Her awareness of the emotional, mental, social, spiritual, behavioral, and experiential factors and how they impact communication influences her approach in working with her clients and students alike.

Linda has been a voice specialist in transgender voice therapy, professional speaking training, and voice therapy for clients with voice disorders for 25 years. She has had extensive experience performing videostroboscopy, voice evaluations, voice therapy and training in a large otolaryngology practice, voice clinic, hospitals, university and private practice settings.

She is a co-author of the new Plural publication entitled,  Transforming Voice and Communication with Transgender and Gender Diverse People. An Evidence Based Process. 

Current Research

Research involving effectiveness of George Washington University Voice Clinic’s transgender voice therapy is ongoing. Interests include the integration of the use of relaxation techniques, meditation, positive psychology, visualization and imagination into traditional approaches to enhance effectiveness of voice training and therapy.



M.Ed., Speech Language Pathology, Northwestern University, Boston, MA

B.S., Speech and Hearing Science, Northeastern University, Boston, MA

Certificate of Clinical Competence in Speech Language Pathology from ASHA


Certified Speech-Language Pathologist, Licensed in Maryland, Virginia, and District of Columbia

Positive Psychology, Kripalu Center for Yoga & Health, Lenox, MA, 2014

Hypnotherapist, New England Society for Clinical Hypnosis, Newton-Wellesley Hospital, Newton, MA, 2002

Mindfulness-Based Stress Reduction, Trainee Program Completion, Center for Mindfulness, UMass Medical School, Worcester, MA, 2002

Reiki Master Certification, The International Center for Reiki Training, Ellenville, NY, 2001



Siegfriedt, L.I., Transgender Voice: Treatment Outcomes from Two Service Delivery Models, American Speech, Language and Hearing Association, Philadelphia, PA, November 2016.

Siegfriedt, L.I., Transgender Voice Therapy: Navigating the Vocal Landscape of the Male to Female Transgender Client, District of Columbia Speech and Hearing Association, District of Columbia, March, 2016.

Siegfriedt, L.I. Transgender Voice and Communication: Research and Practice, District of Columbia Speech and Hearing Association, District of Columbia, February, 2011.

Siegfriedt, L.I. Voice and Speech Therapy for Male to Female Transgender People, International Foundation for Gender Education, April 2010. 

Articles and Interviews

How the Transgender Community Finds a Voice through Speech Therapy

Transgender Clients Find their Voices, George Washington University Hatchet

Learning to Speak like a Woman, PLOS, Wonderland

Voice: the Acid Test, Transgender in State

Course Helps Local Teachers Keep Their Voices Strong, Inside NOVA

Transgender Surgeon, Receives Award, Caroline Grace Foundation, 1-24-13,


Caroline Grace Award: Linda was recognized on behalf of the transgender community by the Caroline Grace Foundation for Illuminating Human Dignity in her valuable work in speech pathology for transgender patients as the Transgender Voice Specialist and Clinical Instructor at the George Washington University in Washington, D.C.

Classes Taught

Clinics Supervised

Voice Disorders

Transgender Voice Clinic