Original ResearchPublished 7 October 2026Preparing the public health workforce for digital engagement: early evaluation of a massive open online course on using social media for health promotionKahlia McCausland · Tama Leaver · Katharina Wolf · Becky Freeman · Gwyneth Peaty · Justine E. Leavy · HuiJun Chih · Barbara A. Mullan · Sonya Girdler · Mark Chenery · Jonine JanceyFrontiers in Health Servicesdoi 10.3389/frhs.2026.1960826