Science Careers, part of the journal Science, on his research areas and future prospects. Lachlan is a senior postdoctoral fellow at the Burnet Institute in Melbourne whose area of study is HIV. While it is no longer the death sentence it was when it was first discovered 3 decades ago, HIV is proving extremely difficult to eradicate. Lachlan is one of a small number of scientists worldwide trying to shed light on how HIV spreads to the brain, where it can cause neurocognitive disorders and establish viral reservoirs that make it resistant to the available drugs. See link for detail.