Our Story


Meet the board

Our board is made up of passionate, highly-skilled volunteers, who help ONE IN FIVE raise awareness and money to fund medical research, to find better treatments and cures for mental illnesses.

Gabrielle Sheehan


Gabrielle has been actively involved with ONE IN FIVE over the past seven years and became the Chairperson in 2015.

With over 20 years’ experience, she has held a number of senior marketing and management roles within leading multi-national companies including Bupa, ANZ, GSK Australia, Havas and Leo Burnett UK.

Gabrielle has actively contributed to not-for-profit and community organisations over the past 15 years and was a founding member of The Alfred Hospital's Life Support Committee.

She joined the ONE IN FIVE board in 2010 and has continued to champion the importance of clinical research into understanding mental illness to improve treatments and cures for those impacted.

Jayne Hart


Jayne is a transformational HR leader with experience in start-up, dynamic, complex and growing organisations. Jayne is a true strategist displaying strong business acumen and excellent project management skills. She is a trusted advisor to CEOs, Boards and Executive teams on business, organisation design, talent acquisition and leadership development.

Much of Jayne’s work has supported culture shifts within organisations such as BP Australia, Ageis, Melbourne and Olympic Parks and the Australian Red Cross.

A career highlight of Jayne’s was joining Melbourne 2006 Commonwealth Games Corporation where she led the build, delivery, and disassembly of the organisation’s 2,500 staff as Human Resources and Recruitment Manager.

Jayne is currently the Human Resources Director at Caulfield Grammar School, which is a co-educational day and boarding school with over 800 employees and 3000 students across five campuses – four in Australia and one in Nanjing, China.

Jayne is responsible for ONE IN FIVE’s people, culture and strategy.

Aimee Hall


Aimee brings over a decade of experience in marketing, media and management. She supports ONE IN FIVE's marketing strategies and execution to increase awareness of the brand and its mission to raise funds for research that turns ONE IN FIVE into none in five. 
Aimee has actively contributed to not for profit and community organisations for over five years, including Labrador Rescue and the Red Cross Society. 
Professionally, Aimee has held roles in government, consulting and media in Papua New Guinea, Jordan and Australia and currently manages her own marketing agency based in Brisbane and Melbourne. 
Aimee is responsible for ONE In FIVE's marketing strategy and execution.

Chloe Jeffers


With over a decade of experience in the events, marketing and media landscape, Chloe Jeffers joined the ONE IN FIVE board to lend a hand to delivering incredible events and marketing strategies that raise much-needed funds for mental health research. 

“ONE IN FIVE has the potential to make a huge impact on the mental health landscape here in Australia, and the world. By joining the board, I hope to make my contribution to this important part of life - something that I am personally touched by.”

Chloe is currently working to deliver experiential activations with a well-respected sponsorship agency, as well as raising a young son and supporting her husband in his business. A passionate sports fan, she can often be found at the MCG on the weekend with a glass of Pinot Noir in hand while cheering on her beloved Hawks. 

Chloe is responsible for ONE IN FIVE’s events delivery and also sits on the marketing committee.

Kirrily Frigo


Since graduating as a Registered Nurse in 1996, Kirrily has worked in the United Kingdom and Australia in both the public and private health systems. She has occupied various senior roles and is a Clinical Nurse Specialist. After moving to Singapore in 2008, Kirrily worked with a private education provider assisting in the formulation of health policies and the operation of medical services. She then returned to Australia and The Alfred Hospital, where she first completed her internship. The Alfred Hospital is an institution which remains close to her heart.

Shortly after moving to Asia, Kirrily was the co-founder of Birds of a Feather, a local fundraising arm of the Hagar Organisation, which focusses on the protection, recovery and reintegration of women and children who have suffered severe human rights violations.

Involved with the organisation of the original ONE IN FIVE events, Kirrily has maintained her longtime support of the group while living in Singapore and now she is back in Australia. She can’t wait to again dedicate more of her time to what she believes is one of the most important health issues we are currently faced with - the understanding and prevention of mental illnesses.

Kirrily's focus is helping deliver ONE IN FIVE’s annual events.

Liz Smart


Liz Smart is a successful media agency manager who has spent many years volunteering at ONE IN FIVE events and has joined the board in 2017 to make a difference in the world of mental health research. 

Liz sits across the ONE IN FIVE’s marketing and events committees. 

Michael Frigo


Michael joined the Atradius Group in 2008 after several years with Bank of New Zealand and National Australia Bank, where he specialised in trade and project finance. After moving to Singapore as Head of Risk for South East Asia and Japan he steered the Group’s regional exposure through the global financial crisis, before being appointed as Singapore Country Manager in 2012. In 2015 he became the Regional Director for South East Asia and is responsible for Atradius Group’s commercial operations in the wider region.

Shortly after moving to Asia, Michael was a founding committee member of a local fundraising arm of the Child@Street 11 organisation, which remains dedicated to the education of underprivileged children in Singapore. In 2014 he was appointed Chairman of the fundraising organisation before returning to Melbourne.

An original member of the ONE IN FIVE Extreme Challenge, which trekked the Kokoda trail, he has remained involved with the group while living abroad and has completed a number of extreme challenges. Michael is thrilled to be provided with the opportunity to be involved in the board.

Michael acts as ONE IN FIVE’s treasurer and oversees the organisation’s finance and risk functions.

Hayden Vowell


Hayden Vowell has worked across financial and strategic roles empowering businesses to grow. Hayden is a qualified chartered accountant and has been involved with ONE IN FIVE since 2017, and is passionate about ONE IN FIVE's cause and making a significant contribution to the financial acumen of the board. 

Hayden is the ONE IN FIVE treasurer and sits across all financial decisions. 


You too can make a difference, donate to ONE IN FIVE today.