BOOKS
Routledge Handbook of Gender and Corruption (Sope Williams-Elegbe, Maria Krambia Kapardis & Lisa A. Kihl eds., Routledge, 2025).
Routledge Handbook of Public Procurement Corruption (Sope Williams-Elegbe & Jessica Tillipman eds., Routledge, 2024).
Public Procurement Regulation in Africa: Development in Uncertain Times (Geo Quinot & Sope Williams-Elegbe eds., LexisNexis, 2020).
Public Procurement Regulation for 21st Century Africa (Juta Publ’g, 2018) (with Geo Quinot).
Public Procurement and Multilateral Development Banks: Law, Practice and Problems (Hart Publ’g, 2017).
Fighting Corruption in Public Procurement: A Comparative Analysis of Disqualification or Debarment Measures (Hart Publ’g, 2012).
LAW REVIEW ARTICLES & CHAPTERS IN BOOKS
Emergency Procurement and Corruption in South Africa and Nigeria: Lessons from Covid-19, 9 J. Anti-Corruption L. 224 (2025).
Gendered Corruption Barriers in Public Procurement Systems, in Routledge Handbook of Gender and Corruption 225 (Sope Williams-Elegbe, Maria Krambia Kapardis & Lisa A. Kihl eds., Routledge, 2025).
Framing the Discourse on Gender and Corruption, in Routledge Handbook of Gender and Corruption 3 (Sope Williams-Elegbe, Maria Krambia Kapardis & Lisa A. Kihl eds., Routledge, 2025).
Understanding Gender and Corruption: Domains and Challenges, in Routledge Handbook of Gender and Corruption 434 (Sope Williams-Elegbe, Maria Krambia Kapardis & Lisa A. Kihl eds., Routledge, 2025).
Extricating Sexual Corruption from the Shadow of Anti-Corruption Law: The Imperative for a New Approach, 25 Int’l Crim. L. Rev. 470 (2024).
Gender-Responsive Public Procurement in Africa: Barriers and Challenges, 68 J. Afr. L. 157 (2024).
An Overview of Corruption and Public Procurement, in Routledge Handbook of Public Procurement Corruption 3 (Sope Williams-Elegbe & Jessica Tillipman eds., Routledge, 2024) (with Jessica Tillipman).
Nigeria, in Routledge Handbook of Public Procurement Corruption 423 (Sope Williams-Elegbe & Jessica Tillipman eds., Routledge, 2024).
Public Procurement, in Elgar Concise Encyclopedia of Corruption Law 376 (Mark Pieth & Tina Søreide eds., Edward Elgar Publ’g, 2023).
Public Procurement as an Instrument to Pursue Human Rights Protection, in Research Handbook on Global Governance, Business and Human Rights 143 (Axel Marx, Geert Van Calster, Jan Wouters, Kari Otteburn & Diana Lica eds., Edward Elgar Publ’g, 2022).
Emergency Procurement and Responses to COVID-19 in Africa: The Contrasting Cases of South Africa and Nigeria, in Public Procurement in (a) Crisis: Global Lessons from the COVID-19 Pandemic 525 (Sue Arrowsmith, Luke RA Butler, Annamaria La Chimia & Christopher Yukins eds., Hart, 2021) (with Geo Quinot & Kingsley Tochi Udeh).
The Implications of Negotiated Settlements for Debarment in Public Procurement: A Preliminary Enquiry, in Negotiated Settlements in Bribery Cases: A Principled Approach 68 (Abiola Makinwa & Tina Søreide eds., Edward Elgar Publ’g, 2020).
Asian Development Bank Sanctions Process, in Max Planck Encyclopedia of International Procedural Law (Anne Peters ed., Oxford Univ. Press, 2019).
Public Procurement, Corruption and Blockchain Technology in South Africa: A Preliminary Legal Inquiry, in Public Procurement Regulation in Africa: Development in Uncertain Times (Geo Quinot & Sope Williams-Elegbe eds., LexisNexis, 2020).
Some African Responses to Public Procurement for and During COVID-19, 29 Pub. Procurement L. Rev. 232 (2020) (with Geo Quinot).
The Use of Country Systems, in Public Procurement and Aid Effectiveness: A Roadmap Under Construction 223 (Annamaria La Chimia & Peter Trepte eds., Hart Publ’g, 2019) (with Annamaria La Chimia).
The World Bank’s Procurement Framework: An Assessment of Aid Effectiveness, in Public Procurement and Aid Effectiveness: A Roadmap Under Construction 277 (Annamaria La Chimia & Peter Trepte eds., Hart Publ’g, 2019) (with Christopher R. Yukins).
Human Rights in the Context of Public Procurements Financed by the World Bank, in Public Procurement and Human Rights: Opportunities, Risks and Dilemmas for the State as Buyer 42 (Olga Martin-Ortega & Claire Methven O'Brien eds., Edward Elgar Publ’g, 2019).
Article 10: Public Reporting, in The United Nations Convention Against Corruption: A Commentary 106 (Cecily Rose, Michael Kubiciel & Oliver Landwehr eds., Oxford Univ. Press, 2019).
Systemic Corruption and Public Procurement in Developing Countries: Are There Any Solutions?, 18 J. Pub. Procurement 131 (2018).
Bidder and Contractor Remedies in Procurements Funded By the Multilateral Development Banks: The Case of the World Bank, in Public Procurement Regulation for 21st Century Africa 295 (Sope Williams-Elegbe & Geo Quinot eds., Juta Publ’g, 2018).
The New Challenges and Opportunities for Public Procurement Regulation in Africa, in Public Procurement Regulation for 21st Century Africa 1 (Sope Williams-Elegbe & Geo Quinot eds., Juta Publ’g, 2018) (Geo Quinot).
The Evolution of the World Bank’s Procurement Framework: Reform and Coherence for the 21st Century, 16 J. Pub. Procurement 22 (2016).
Beyond UNCITRAL: The Challenge of Procurement Reform Implementation in Africa, 25 Stellenbosch L. Rev. 209 (2014).
A Perspective on Corruption and Public Procurement in Africa, in Public Procurement Regulation in Africa 336 (Sue Arrowsmith & Geo Quinot eds., Cambridge Univ. Press, 2013).
The Reform and Regulation of Public Procurement in Nigeria, 41 Pub. Contract L.J. 339 (2012).
The Limitations of Penal Mechanisms to Fight Corruption in Public Procurement, in Practice Meets Science: Contemporary Anti-Corruption Dialogue (Manz Publ’g, 2010).
Coordinating Public Procurement to Support EU Objectives – A First Step? The Case of Exclusions for Serious Criminal Offences, in Social and Environmental Policies in EC Procurement Law: New Directives and New Directions 479 (Sue Arrowsmith & Peter Kunzlik eds., Cambridge Univ. Press, 2009).
The Mandatory Contractor Exclusion for Serious Criminal Offences in UK Public Procurement, 15 Eur. Pub. L. 429 (2009).
The BAE/Saudi Al-Yamamah Contracts: Implications in Law and Public Procurement, 57 Int’l & Compar. L.Q. 200 (2008).
The Debarment of Corrupt Contractors from World Bank-Financed Contracts, 36 Pub. Contract L.J. 277 (2007).
The Use of Exclusions for Corruption in Developing Country Procurement: The Case of South Africa, 51 J. Afr. L. 1 (2007).
The Mandatory Exclusions for Corruption in the New EC Procurement Directives, 31 Eur. L. Rev. 711 (2006).
The Development of Defence Procurement Policy in Nigeria and the Case for Reform, 14 Pub. Procurement L. Rev. 153 (2005).
International Adjudication on National Security Issues: What Role for the WTO?, 43 Va. J. Int’l L. 365 (2003) (with Dapo Akande).
OTHER
Opinion, Addressing Sexual Corruption: A Call to Protect Women's Dignity and Rights, Weekend Argus (Aug. 9, 2025), https://weekendargus.co.za/opinion/2025-08-09-addressing-sexual-corruption-a-call-to-protect-womens-dignity-and-rights/.
Opinion, How to Foster a Culture of Integrity in SA's Public Sector, Daily Maverick (July 11, 2025), https://www.dailymaverick.co.za/article/2025-07-11-how-to-foster-a-culture-of-integrity-in-sas-public-sector/.
Leveraging Behavioural Insights to Mitigate Public Procurement Corruption in Nigeria, Brookings (Apr. 29, 2024), https://www.brookings.edu/articles/leveraging-behavioral-insights-to-mitigate-public-procurement-corruption-in-nigeria/.
The State of Gender-Responsive Procurement in Nigeria, Brookings (Mar. 14, 2024), https://www.brookings.edu/articles/the-state-of-gender-responsive-public-procurement-in-nigeria/.
Promoting Gender Equality in Africa through Gender-Responsive Public Procurement, in Foresight Africa 2024, at 141 (Aloysius Uche Ordu & Nicole Ntungire eds., Brookings, 2024).
Reprinted in: Commentary, Promoting Gender Equality in Africa Through Gender Responsive Procurement, Brookings (July 23, 2024), https://www.brookings.edu/articles/promoting-gender-equality-in-africa-through-gender-responsive-procurement/.
Commentary, Can We Change the Narrative on Corruption in Public Procurement in Nigeria?, Brookings (Aug. 24, 2023), https://www.brookings.edu/articles/can-we-change-the-narrative-on-corruption-in-public-procurement-in-nigeria/ (with Adedeji Adeniran & Aloysius Uche Ordu).
Crisis Responses and Corruption in Emergencies: Policy Brief (Glob. Integrity Anti-Corruption Evidence Programme, 2022) (with Anna Petherick, Edefe Ojomo & Songezo Mabece).
Equity and Inclusion of Women-Owned Businesses in Public Procurement in South Africa (Open Contracting P’ship, 2021).
Opinion, If We Are Serious About Empowering Women in Business, We Need Inclusive Procurement, Daily Maverick (Dec. 15, 2021), https://www.dailymaverick.co.za/article/2021-12-15-if-we-are-serious-about-empowering-women-in-business-we-need-inclusive-procurement/ (with Nkechi Coker).
Public Procurement and Women’s Economic Empowerment in East Africa - Challenges and Opportunities (Int’l Dev. Rsch. Ctr., 2020) (with Diva Dhar, Annet Abenakyo Mulema & Martha Melesse).
Corruption, Procurement and COVID-19 in Africa, Open Ownership (June 16, 2020), https://www.openownership.org/en/blog/corruption-procurement-and-covid-19-in-africa/.
Unlocking the Potential for Open Government in Africa: Policy, Legal and Technical Requirements for Open Government Implementation in Africa (United Nations Econ. Comm’n for Afr., 2017).