Ever stuttered?

Help us better understand the causes of stuttering by joining our genetics study today!

To take part, please follow the link below:

The Genetics of Stuttering Study

Find out more about our study, including what we are trying discover, the scientists involved and how you can take part.

About Stuttering

Learn about the signs and symptoms of stuttering, what is known about the causes of this condition and other useful resources.

Current Research

Find out about the latest in cutting edge stuttering research, as well as other new research from our team.

For Researchers

Opportunities for collaboration, and other useful information for researchers involved in stuttering and/or genetics.

News and Blog

Mark, 65 – Dentist & National President of SpeakEasy who has stuttered since childhood, ADELAIDE

By Mark Henderson | May 2, 2018

Practising dentist, father-to-three, grandfather-to-two, and National President of the Australian SpeakEasy Association (ASEA), Mark, 65, Adelaide began stuttering around three years of age. His stuttering was so problematic, that at 30 years of age he was still finding it impossible to make a phone call as his speech would completely block for long periods of…

Geoff’s Story

By Mark Henderson | Apr 20, 2018

Father-to-two, grandfather-to-four and stuttering coach, Geoff, 73, Perth, began stuttering at three years of age.   What ensued was 53 years of trial and error with various speech-related techniques, and an unrelenting search to understand the disorder at its core.   Over time, Geoff, whose father also stuttered up until his early teens, learned to…

MEDIA RELEASE: Unravelling the genetics of stuttering

By Mark Henderson | Apr 17, 2018

Australian researchers seeking 3000+ volunteers for ‘Genetics of Stuttering Study’ Researchers from the NHMRC Centre of Research Excellence in Speech and Language are calling for 3,000 Australians aged seven and above with experience of stuttering (past or present) to volunteer for the nation’s largest ever ‘Genetics of Stuttering Study’. The study aims to pinpoint the genes…

Contact Us


(+64) 4 918 6166 (NZ)


Genetics of Stuttering Study, Speech and Language Group
Level 5, Murdoch Children’s Research Institute
50 Flemington Road,
Parkville, VIC 3052



Latest tweets

Sunday, March 21st, 2021 at 10:48pm
A fantastic video put together by our friends, START in NZ, featuring a fantastic group of young people, sharing their thoughts and experiences of #stuttering.

Check it out below!


Wednesday, March 10th, 2021 at 2:59am
Looks like a must watch for people in the UK.

Hopefully we'll see this screening over in Australia / NZ soon!

#icantsaymyname #stuttering #documentary https://t.co/7KLtRobalI
GenStuttering photo

To help us meet our target of 3,000 participants by 31 December 2021, volunteer for our study today

Study goal


study participants
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Participate in our genetics study to help us
better understand stuttering