Graham McLennan, a dentist from Orange NSW, has written up the history of missions on Vanuatu which I loaded onto his Christian History Research Website (archive) also Christian History Research: Vanuatu. He also had a Vanuatuan site that I maintained.
His son runs a photography business there for weddings.
Robert McKean, the minister of Orange Presbyterian Church NSW, was a Presbyterian missionary with Australian Presbyterian World Mission (APWM) at Talua Theological Training Institute. He wrote a book Cargo Cult to Christ: Maliwan's story in 2017. He is convenor of Australian Presbyterian World Mission NSW committee.
Danny and Jen Cooke from Orange Presbyterian Church NSW were short-term missionaries with APWM (Australian Presbyterian World Mission) in Tanna Vanuatu with Maliwan in 2018.