People behind the papers
Contributors
Peter-Jan Celis is the founder and CEO of Judge.me, which he started in 2015. His background spans strategy consulting, software development and entrepreneurship. He holds a master’s degree in Applied Economics from KU Leuven, bringing technical and commercial experience to building products that help merchants earn trust.
Fabrizio Assabese is Chief Growth Officer at Judge.me. His work connects data, growth strategy and commercial decision-making, drawing on experience across fintech and SaaS. He holds a bachelor’s degree in Computer Science and an Executive MBA from SDA Bocconi, and co-authors research on the Shopify app ecosystem.
Giuseppe Destefanis is an Associate Professor in UCL’s Department of Computer Science. His research spans empirical software engineering, mining software repositories and large language models. He uses data mining, machine learning and natural language processing to study how people, technical systems and economic incentives interact across digital platforms.
Silvia Bartolucci is an Associate Professor in UCL’s Department of Computer Science. Her background combines applied mathematics, theoretical physics and quantitative modelling of financial markets and digital platforms. She holds a doctorate in Applied Mathematics from King’s College London and previously worked at Imperial College Business School’s Centre for Financial Technology.