1 Spatio-temporal distribution of facilitation and inhibition of return arising from the reflexive orienting of covert attention. Alexander Collie 1,2, , Paul Maruff 1,2 , Murat Yucel 1,2 , James Danckert 1,2 & Jon Currie 1,3 From 1. The Neurophysiology and Neurovisual Research Unit, Mental Health Research Institute of Victoria, Parkville, Victoria, Australia. 2. School of Psychological Sciences, La Trobe University, Bundoora, Victoria, Australia. 3. Brain Research Unit, Drug and Alcohol Services, Westmead Hospital, Westmead, Sydney, Australia. All correspondence should be addressed to: Paul Maruff Neurophysiology and Neurovisual Research Unit Mental Health Research Institute of Victoria Parkville Victoria Australia 3052 Telephone -61 3 9388 1633 Fax -61 3 9387 5061 Email paul@neuro.mhri.edu.au