sentences:  Pettigrew showed evidence for a role for non-visual pathways in the phenomenon of developmental neuroplasticity during the postnatal critical period.Pettigrew used binocular rivalry as an assay for interhemispheric switching, whose rhythm is altered in bipolar disorder.Pettigrew’s scientific work was recognized by several honours and awards, including becoming a Fellow of the Royal Society of London (FRS)in 1987, becoming a Fellow of the fellow of the Australian Academy of Science (FAAS) in the same year, and being awarded the Centenary Medal in 2001 for service to Australian society and science in phylogeny.