Sara-Jayne "SJ" Terp is a data scientist, strategist, old-school AI researcher and community builder who focuses on complex business and social problems. She's currently working on the Global Disinformation Index (an independent disinformation rating system), and running a Credibility Coalition working group on the application of information security principles to misinformation; her previous work covers belief systems and situation awareness across many disciplines (including autonomous systems, intelligence analysis, crisis data, journalism, online advertising and political data science).