His research focuses on labour/employment and obligations (contract, tort), particularly the effect of information technology in these areas. Books include: Privacy at Work (Wolters Kluwer, 2023) (with Frank Hendrickx and Elena Gramano); The Legal Challenges of Social Media (Edward Elgar, 2017) (with Lorna Gillies); The Role of Labour Standards in Development: From Theory to Sustainable Practice? (Oxford University Press/The British Academy, 2011) (with Tonia Novitz). Other publications include: “The platform discount: addressing unpaid work as a structural feature of labour platforms” (2023) 14 European Labour Law Journal 541 (co-authored with Karol Muszyński, Valeria Pulignano); “From Monitoring of the Workplace to Surveillance of the Workforce” in Tamás Gyulavári and Emanuele Menegatti (eds) Decent work in the digital age: European and Comparative Perspectives (Hart/Bloomsbury Publishing, 2022); “Remote Work: Dissuasion Through Legislation” (2022) 67 Irish Jurist 110; “Article 7 – Respect for Private and Family Life (Private Life, Home and Communications)” in Steve Peers, Tamara Hervey, Jeff Kenner, Angela Ward (eds), The EU Charter of Fundamental Rights: A Commentary (Hart/Bloomsbury Publishing, 2021); “Perplexing Platforms for Tort” (2019) 93 Supreme Court Law Review (2d) 177; “Online Speech and the Workplace: Public Right, Private Regulation” (2018) 39 Comparative Labor Law and Policy Journal 357; “Regulating for Responsibility: Reputation and Social Media” (2015) 29 International Review of Law, Computers and Technology 16.