b'NewsPeopleVale: Frederick Edward Mulhearin (Ted) Lilley (19402022)In the early 1960s Ted began an MSc and PhD program at the University of Western Ontario Here he initially continued working in aeromagnetics, investigating the practical problem of how flight direction affected the detection of magnetic anomalies on the ground His later doctoral research, on Magnetoelastic effects in a non-uniform field, investigated how seismic waves travelling through Earths core would be affected by the intense and highly non-uniform magnetic fields present in the core This interest in core studies was further fuelled by Sir Edward Bullard during postdoctoral research at the University of Cambridge Here his investigation of models of fluid flow in Earths core required the use of the recently built IBM 360/model 91 computer at the NASA Goddard Space Flight Center, at that time the most powerful in operationTed returned to Australia in 1968 to take up a research position in the Australian National University (ANU) Department of Geophysics and Geochemistry Established by John Conrad Jaeger in 1952, the Department became the Research School of Earth Sciences (RSES) in 1973 with Anton Hales its first Director Some of the buildings used to house the new Research School included weatherboard-style buildings from the old Canberra Hospital that originally occupied that part of the ANU campus For the latter part of Teds tenure at RSES, he and his students occupied what was once a maternity ward of the old hospital While at RSES, Ted delivered ten PhD graduates and three Honours graduatesHis research there studied the electrical structure of the Australian continent Ted Lilley Initially Ted and his first students used instruments they had built themselves, FEM (Ted) Lilley, a pioneer ofthe University of Sydney between 1957and then a sabbatical by Ian Gough from electromagnetic induction studiesand 1960 the University of Alberta gave access in Australia, passed away on 4 Julyto a pool of 25 instruments, which he 2022 in Canberra following some yearsUpon graduation, Ted joined the Bureaulater encouraged RSES to copy These living with cancer Teds life-long studyof Mineral Resources (BMR) Airbornemagnetometers recorded magnetic-of geomagnetic-field changes withGroup in Melbourne The Group wasfield variations at field sites for weeks or time and space helped build a newthen pioneering airborne magnetic-fieldmonths at a time After a survey, each understanding of the electrical structuremeasurements in Australia using a Worldinstrument had metres of photographic of the Australian continent, and fuelledWar II-era DC3 aircraft (VHMIN) andfilm that needed to be developed, his wonder at being able to measurean AN/ASQ8 fluxgate magnetometermeasured and transcribed to useful geophysical processes in the Earth originally developed for maritime patrolnumbers for analysis Teds Research and submarine detection applicationsAssistant Merren Sloane managed this Ted was born in Tasmania AfterTed led field testing of newer, lighterprocess meticulouslygraduating from Hutchins School inBMR-designed MNZ1 proton-precession Hobart he won an Australian Atomicmagnetometers in a smaller, more- Ted and his early students, Hans Energy Commission cadetship tomanoeuvrable Cessna 180B aircraftTammemagi, Dave Bennett and Dennis undertake a BSc (Honours) degree at(VHGEO) Woods, deployed arrays of these 13 PREVIEW OCTOBER 2022'