Paul Maruff PhD is Chief Innovation Officer at CogState Ltd, Australia and Professor at the Florey Institute of Neuroscience and Mental Health in Melbourne. He received his PhD in 1993 from LaTrobe University Melbourne, Australia. He is founder of CogState Ltd a company that develops cognitive tests specifically for the assessment of change in cognitive function in clinical trials and clinical practice. He is a member of the executive committee of the Australian Imaging Biomarkers and Lifestyle (AIBL) study and also serves as co-chair on the clinical panel of that study.