Tiago Duarte-Silva

He has testified live more than 20 times across depositions, trials, and arbitral hearings, including under cross-examination and concurrent evidence settings. Dr. Duarte-Silva’s opinions have been used in domestic and international arbitrations, both investor-state and commercial (e.g., ICSID, PCA, ICC, LCIA, HKIAC, JAMS, AAA, UNCITRAL), in US litigation (federal and state courts), in foreign litigation (Brazil and Australia), and before the US Department of Commerce.

His expertise in commercial and investment disputes focuses on quantum of lost value or profits due to breach of contract, breach of representations and warranties, direct or indirect expropriation in investment treaty arbitrations, reputational harm, and irreparable harm, as well as forensic accounting analyses and valuations related to countervailing duties, appraisal actions, minority shareholder oppression, failing firm analyses, and various M&A disputes and price adjustments.

Dr. Duarte-Silva also has considerable experience in securities and other financial markets disputes, such as advising on market manipulation matters, fraud-on-the-market assessments, event studies, damages or settlement analyses within Rule 10b-5 and Section 11 matters, and insider trading.

His case experience spans industries such as financial services, technology, pharma, manufacturing, infrastructure, telecoms, media, oil & gas, and mining.

He has worked on behalf of corporations and their officers and directors, investors, funds, sovereign states and entities, private equity firms, financial institutions, auditors, the Securities and Exchange Commission, and other US and foreign regulators.

He frequently writes and presents about damages, quantum, and other economics themes, and has published in various outlets, such as the Journal of Financial Economics, the Journal of Applied Corporate Finance, Finance Research Letters, the Journal of International Arbitration, Law360, Global Arbitration Review, and the World Arbitration and Mediation Review. He has also refereed articles for peer-reviewed journals, such as the Journal of Law and Economics, Journal of International Arbitration, and Business Valuation Review. He has been a speaker at MIT, Harvard Law School, law firms, other institutions, and conferences.

Dr. Duarte-Silva has testified in English, Portuguese, and Spanish. He is a native speaker of Portuguese, perfectly fluent in English, conversant in Spanish, and reads French.