‘Celebrate, Communicate, Co-create’ The 4th conference of the Australian Citizen Science Association 27 – 29 October, 2021 Recent events have awoken a nation and the world to the importance of science and the strength of citizens uniting together to achieve a common goal. Between the Australian bushfires and a global pandemic, citizen science has never been more important. Join us for CitSciOz21 – an online citizen science conference experience from 27 – 29 October 2021. Centered around the themes of Celebrate, Communicate, and Co-Create, our virtual experience will ensure a highly interactive and engaging event, with the capacity to network with your fellow attendees, speakers, and sponsors as well as providing you with the learning outcomes and benefits you would come to expect from an in-person event.