▁Fellow ship ▁at ▁the ▁Australian ▁National ▁University . ▁He ▁then ▁was ▁awarded ▁two ▁success ive ▁AR C ▁Senior ▁Research ▁Fellow ships , ▁followed ▁by ▁an ▁AR C ▁Professor ial ▁Fellow ship ▁in ▁ 2 0 0 3 . ▁ ▁B atch elor ▁served ▁as ▁Head ▁of ▁the ▁Department ▁of ▁The oret ical ▁Physics ▁from ▁mid - 2 0 0 5 ▁to ▁March ▁ 2 0 1 3 . ▁He ▁has ▁held ▁visit ing ▁positions ▁at ▁a ▁number ▁of ▁univers ities , ▁including ▁the ▁University ▁of ▁Oxford , ▁the ▁University ▁of ▁Tokyo ▁and ▁Institut ▁Henri ▁Po inc ar é . ▁He ▁held ▁a ▁Vis iting ▁Fellow ship ▁at ▁All ▁Sou ls ▁College , ▁Oxford ▁during ▁Michael mas ▁Term ▁ 2 0 1 3 . ▁ ▁During ▁his ▁career , ▁B atch elor ▁has ▁published ▁over ▁ 1 5 0 ▁peer - review ed ▁papers . ▁He ▁is ▁a ▁Fellow ▁of ▁the ▁Australian ▁Mathemat ical ▁Society , ▁the ▁Australian ▁Institute ▁of ▁Physics ▁and ▁the ▁Institute ▁of ▁Physics ▁( UK ). ▁ ▁B atch elor ▁was ▁Editor - in - Ch ief ▁of ▁Journal ▁of ▁Physics ▁A : ▁Mathemat ical ▁and ▁The oret ical . ▁Prior ▁to ▁this ▁he ▁served ▁as ▁Mathemat ical ▁Physics ▁Section ▁Editor ▁( 2 0 0 7 – 2 0 0 8 ) ▁and ▁as ▁a ▁member ▁of ▁the ▁Editor ial ▁Board ▁( 2 0 0 5 – 2 0 0 6 ). ▁He ▁is ▁currently ▁Top ical ▁Re views ▁Editor ▁( 2 0 1 4 - ). ▁ ▁In ▁ 2