Dr Brad McKay is an Australian science communicator, TV host and GP at his clinic in Sydney. He is an experienced broadcaster, interviewer and public commentator, appearing regularly on TV and radio, including as a host of ABC's Catalyst and a regular commentator on The Today Show, and presenting several medical podcasts for health professionals. He is also on the editorial board for The Medical Republic magazine. Brad has hosted the Logie-nominated Embarrassing Bodies Down Under, a show dedicated to decreasing stigma and raising awareness of traditionally 'taboo' health topics. He is a member of the Immunisation Coalition, an Ambassador for the Immunisation Foundation and the Stroke Foundation.