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Our Team

Admin Team

  • Donna Marwick-O’Brien – Musical Director & Co-Chairperson

    In the roles of Music Director and co-chair of OBV Donna is responsible for much of the running of the event. She selects the music for the festival and records and assists in producing the CD. She co-writes the teacher’s book and produces the music scores.

    Donna has been a music educator in WA for over twenty-five years. She is a talented singer/musician and songwriter who writes or arranges many of the songs that are used for the One Big Voice Festival. Donna has a gift for communicating with children through music, and in 2011 was granted the National Award for Excellence in School Music Education – Excellence by a Teacher. She conducts workshops for teacher participants in this festival as well as primary and music teachers in Perth, including ASME, ECCPA, Music Count Us In and Musica Viva. She has written and recorded songs for the West Coast Language Development Centre. Donna is the music specialist at Bambara Primary School and teaches graduating music specialists and classroom teachers at Edith Cowan University to integrate music into their programs.

  • Gail Kimpton – Co-Chairperson, Secretary for 2018

    Throughout her career Gail has been passionate about education with vast experience in the Primary School, as Principal, Deputy Principal and Classroom Teacher. She has taught all year levels from Year One to Seven. As a School Leader she has been a positive influence on school communities. She has been involved in and lead Whole School Planning, Teacher Professional Development through Curriculum Workshops, Behaviour Management and Values Education.

    Gail is convinced that the teaching profession has a most important task to do, as the hearts and minds of generations to come are influenced.

    Gail has relished the opportunity to be a part of One Big Voice. She has a great love of music.

    It has been said by many that ‘Music is food for the soul’. Gail knows that the contribution that it makes to the atmosphere, tone, performance and life of a school and its community is immeasurable.

    Gail is looking forward to the One Big Voice Festival in 2018. She offers her Management and Leadership Skills as Co-Chairperson and Secretary again this year.

    One Big Voice continues to develop as one of the premier Choral Concerts for students in Australia. We support the work that music teachers do. It is valued and appreciated. The influence that One Big Voice has in the development of the knowledge, skill, enjoyment and enthusiasm in our students through the Music Program in Primary Schools is exemplary.

  • Lorraine Willock – Treasurer

    Lorraine Willock joined One Big Voice in 2017 as Treasurer. She has worked as a legal and medical secretary for most of her career and for 13 years owning her own secretarial service business, ‘Osborne Secretarial Services’.

    Lorraine’s role in One Big Voice goes above and beyond Treasurer. Despite her tendency to remain in the background, she is involved in numerous aspects of the festival.

  • Kiki McCormack – Regional

    Kiki is passionate about spreading the joy of music and singing, hence her role as Country Liaison Officer/ Representative. She also loves discovering and nurturing children’s talents and enjoys being a part of the audition process and training soloists and comperes.

    Kiki has been in education for over 25 years. She has enjoyed many experiences teaching class music and choir. She facilitates a djembe drumming group for her students. Kiki has taught the choir at Boronia Corrective Services for Women and trained students to sing at school functions and places in the community such as retirement villages and citizenship ceremonies. She has seen first-hand how singing has connected people and had a positive influence on their lives.

    Kiki has taught primary school students, high school students and adults in South Africa, England, Taiwan and Australia. She loves how music is a universal language which transcends gender, race, age and nationality. Kiki loves how One Big Voice is a powerful, feel-good experience for so many and a wonderful way to spread the joy of singing.

  • Judy Vorster – Publications

    Judy develops our in-house written and printed material. She creates the seating plan for the concert, co-writes the teacher’s book and assists in producing the newsletter.

    Trained as a school music teacher at the Conservatorium of Tasmania, Judy taught music in high school and primary school. Judy now works as a group leader for NAPLAN (Queensland), marks literacy papers and facilitates in literacy marking workshops.

    Judy began this choral festival in 2000 to provide performance opportunities for school choirs. Judy moved to Queensland in 2006 but continued to be a keen supporter of the event and returned to assist OBV in 2017.

    For Judy, there is nothing more special than seeing so many children involved in and enjoying music and singing. The children who participate in One Big Voice exude happiness, and that’s the way she always hoped it would be.


  • Bernice Marwick

    In 1974 Bernice Marwick co-founded the Wanneroo Community News, which led to the Wanneroo Times being founded in 1976. Bernice and her husband Bill started several other suburban newspapers and named the group Community Newspapers Pty Ltd, in 1978. Today Community Newspaper Group’s seventeen local papers cover the entire Perth metropolitan area; from Yanchep and Two Rocks in the north, Mandurah in the south and east to Northam, Toodyay and York.  In 2004 Bernice and Bill were awarded the City of Wanneroo Mayor’s Visionary Business Award for their long-standing contribution to business enterprise in the city. Bernice has also been active in the Wanneroo and Joondalup communities and has served on Joondalup Wanneroo Relay for Life Organising Committee, Entertainment Coordinator for the Wanneroo Agricultural Society’s Wanneroo Show Committee. Wann-Gara Inner Wheel and a 25-year member of the Wanneroo Historical Society. Bernice also organises concerts to raise funds to help children in need.

    In 2015, Bernice received the Wanneroo City’s Australia Day Award in recognition of her 40 years’ service to the Wanneroo community.

    Bernice is a great advisor and mentor and assists at workshops, rehearsals and OBV itself. Due to her community profile, she is the VIP liaison officer for OBV.

  • Rose Prior-Longmuir

    Rose is a Senior Teacher with twenty plus years’ experience and more than ten years in music education. Before starting her career in teaching, Rose achieved both a Bachelor of Arts and Bachelor of Education. Having grown up with deaf parents and family members, Rose is also fluent in Auslan, which enables her to integrate sign language into actions for One Big Voice songs.

    The mother of four loves teaching music as it has no academic boundaries and especially enjoys teaching special needs children, seeing their reactions when they hear their favourite songs. With an appreciation for an eclectic range of music, Rose also teaches recorder, keyboard,guitar and ukulele.

    She takes great pride in encouraging students to take steps to develop their talent and confidence and during the event co-ordinates the movements of the One Big Voice soloists, vocal groups and comperes. Rose loves how One Big Voice gives every child an opportunity to participate as a team and showcase their talents.

  • Sian Clack

    Sian has been the Junior Choir Director at Hillary’s Primary School since 2011; she also assists with the senior choir.

    Sian moved to Australia in 2009 from Cardiff, South Wales in the UK. Growing up in a musical family, Sian’s mother, father and sister all played brass instruments in The Salvation Army band. Before starting teaching, Sian’s father was a professional opera singer. His love for singing rubbed off on Sian, and from the age of seven she entered and won nine eisteddfods. In high school, Sian toured the UK with the Welsh National Opera.

    Sian specialises in voice and has been conducting children’s choirs since the age of 19. She is the Musical Director for the Perth Fortress Songsters.

  • Jennifer O’Byrne

    Jenni helps to create the choreography for One Big Voice, assists with sheet music, adjudicates at auditions and teaches the One Big Voice Choir.

    Jenni’s love of music began as a child where she danced and played the piano. She worked through her AMEB grades both practical and theory. She privately taught piano at home and at Northside Music School where she tutored private students, extended the Yamaha group students and adjudicated at festivals.

    Jenni completed her teaching degree majoring in music and has taught for over twenty years in Education Support Centres, at an Intensive English Centre and mainstream schools. She is a Drumbeat facilitator, has participated in Wakakirri events and played in a Worship Band for over ten years performing at events such as Carols by Candlelight, State Youth Games and weddings.

    A practising musician, Jenni loves to share her passion for the Arts and enjoys seeing how music reaches and touches children. She is currently the Performing Arts Specialist at Spring Hill Primary School.

  • Jan Ruscoe

    Jan Ruscoe is a passionate and experienced class music specialist and instrumental music teacher who teaches at two primary schools in Perth. She is a Senior Teacher and graduate of UWA Conservatorium of Music who brings her experience as a performer, conductor, teacher and arranger to this festival.

    Jan edits and contributes to the musical scores which are provided to schools in One Big Voice, and co-presents the professional learning workshops, teaching the choral music for One Big Voice to all the teachers.

    In 2015, Jan was awarded the ASME (WA) Music: Educating for Life Award for her contributions to the professional development of music specialist teachers in Western Australia. She is a member of the Perth Symphonic Chorus.

  • Ben Swain

    Benjamin has a Bachelor of Education and has been teaching music for over ten years. He is a singer/musician songwriter who has performed around the country in a variety of musical contexts and genres including folk, rock, punk and metal. His original collaborations have led him to perform alongside many international bands and artists. His most recent projects have been nominated for multiple WAM awards.

    Benjamin has been involved with the One Big Voice festival since 2011. One of his songs “Don’t Forget These Smiles” was performed at the 2012 festival. Since then Benjamin’s involvement with One Big Voice has increased steadily every year.

    Benjamin has a passion for teaching, learning, performing and enjoying music that radiates from him. He strives to encourage young men and boys to participate actively and gain from the amazing positive experiences singing, dancing and being part of a choir can provide. Many of Benjamin’s former students are actively participating in the Western Australian Music Industry.

  • Nahrel Dalywater

    Nahrel Dallywater (B.Comm) is responsible for funding and sponsorship. She has a proven track record of successfully raising funds for a range of organisations across a variety of projects as a volunteer, former local and state government employee and as an Environmental Consultant running her own business since 2001. 

    Nahrel is also a freelance newspaper journalist and photographer and brings additional experience in promotions to the team. 

    She was WA and National Young Australian of the Year (Environment, 1999), WA Livewire Award winner in 2001 and this year was a finalist for an Australia Day Citizen of the Year award. 

Sub Committee

Sandy Marwick – Funding

Siobhan Jones – Choreography

Samantha Metcalf – Funding

Anna Maria-Agnello – Instrumental

Madeleine Speelman – Sales

Junior Committee


  • Brendan O’Brien – Music Producer

    Brendan O’Brien is one of Australia’s foremost music and audio professionals. Achieving early prominence as a member one of Perth’s most popular ever bands, The Fingerprints, Brendan went on to live and work in Sydney as well as spending extended periods in the USA.

    In 2010 Brendan won the award for Best Achievement In Sound for an Australian Short Film at Flickerfest for the Oscar short-listed animated film Zero (12 million+ views). He was also nominated for a Screen Sound Guild Award that year. A second guild nomination came in 2012 for The Maker.

    He recently composed the soundtrack to an episode of the Foxtel series Who We Are entitled Brand New Clan. In the mid-90s Brendan travelled regularly to the USA to work with cult songwriter Richard Davies including a national tour with the Flaming Lips. He has worked with Delta Goodrem, Russell Crowe, Lior, Deni Hines, Bardot, Disco Montego feat Katie Underwood (‘Beautiful” – ARIA Top 5) and many more.

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