Louise has been researching and publishing for over 20 years, focusing on person-centred ageing and aged care. In 2018, she completed a comprehensive Realist Evaluation of the Dementia Literacy Toolkit Project for the North Coast PHN. She has led two Australian Department of Health (formerly HWA) grant projects for Southern Cross University. Her team won a community engagement award for their work linking professional entry students from Nursing and Allied Health with community aged care. Dr Horstmanshof is highly esteemed both within the University and the sector more broadly. In addition to her role as NSW Division Committee Member for the AAG, she serves on the steering committee for the Dementia Inclusive Ballina Inc. Alliance, the North Coast Australian Psychological Society (APS) Committee and the APS Psychology in Ageing Special Interest Group. In 2024 she was made a Distinguished Member of the AAG.