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Richard Hern has nearly 25 years of experience as an economist, expert witness, and quantum of damages expert, providing testimony and advising law firms, utility companies, and governments throughout the Middle East, Europe, the US, Asia, and Latin America. His experience spans investor-state and commercial disputes and international arbitration. He has prepared expert testimonies on a range of economic and finance issues, including commercial damages, business valuations, valuations in the context of political intervention, lost profits from construction delays, cost of capital and profitability assessments, and economic regulation.


Dr. Hern has acted as an independent expert witness on economic and quantum issues before many panels and tribunals, including the ICSID, PCA, ICC, UNCITRAL, the UK Competition and Markets Authority (CMA), and several other international courts and high courts. His work spans many industries, including power, water, transport (airports/airlines shipping and toll roads), infrastructure, telecoms, petrochemicals, and real estate. 

He has been identified as one of the leading valuation and damages experts in Who’s Who Legal: Arbitration and Who’s Who Legal: Consulting Experts – Quantum of Damages, where he is described by his clients as “an absolutely fantastic expert witness” who is “the first choice for quantum assessment” and is “excellent at cross-examination.” His clients also praised his “ability to engage in a constructive dialogue with the client and counsel to test suggested valuation and pricing” and mentioned “the combination of his very calm demeanour and razor-sharp responses” are “very effective with tribunals.”

Dr. Hern has published on risk and the cost of capital in utility and trade journals and authored books on best practices in estimating the cost of capital for infrastructure assets. He has also acted as an independent expert to rule on appeals of tariff reviews by privatized utility companies and has advised the World Bank on mechanisms to reduce regulatory and political risk in developing countries. He has taught economics and finance courses at Bristol University and Bath University and is a regular speaker at conferences in the UK and abroad. 


  • PhD in economics, Bristol University
  • MSc in economics and public policy, Bristol University
  • BSc in economics and mathematics, Bristol University


In Who’s Who Legal: Arbitration Expert Witness 2024, Dr. Hern’s clients recognized:


  • “He is a first-class quantum expert;”
  • He is “well known for his cost of capital expertise;” and
  • “He is highly professional and great at cross-examination.”