Gaby works as an analyst at Flack Global Metals since September 2023, specializing in demand and supply dynamics to provide valuable insights on the steel industry, as well as the economy to support the research used by Flack Capital Markets in driving effective business strategies.

David is president of Rock Trading Advisors. He has more than 20 years of financial market trading experience and has been active in the ferrous futures space since 2012. Feldstein earned an MBA from the University of Chicago Booth School of Business with concentrations in economics, statistics, and analytical finance. He writes regularly about steel and ferrous scrap futures for SMU.

Lewis, owner of the Law Office of Lewis E. Leibowitz, practices in the areas of international trade law, customs law, and international commercial transactions. He represents clients before all federal courts and agencies dealing with international trade matters. Leibowitz advises and assists clients in diverse matters including trade remedies, customs, foreign-trade zones and free trade agreements, trade negotiations, and related matters.

Mark works at Crunch Risk LLC. He has nearly 20 years experience working in physical and financial commodity markets in various roles, including risk management, logistics, and trading. Most recently, Mark worked for S&P Global’s commodity division in sales and product development, where he was responsible for creating price benchmarks and financially-settled futures contracts.

Alan has more than 30 years of experience representing clients in high-profile, complex international trade regulatory matters, including trade litigation involving public and government relations issues. In addition to being chair of the firm’s International Trade Practice, he heads the firm’s antidumping and countervailing duty practice. He also counsels clients on bilateral and multilateral agreements, trade legislation, customs regulation, Foreign Corrupt Practices Act (FCPA) compliance issues, escape clause investigations, and World Trade Organization (WTO) dispute resolution. 

Joshua brings nearly a decade of experience across the ferrous supply chain to this column. He began his career in the physical markets with The David J. Joseph Company (a Nucor subsidiary), trading scrap and metallics across the US. He later helped build out the ferrous derivatives desk at Freight Investor Services (FIS) and most recently led North American ferrous derivatives trading at Marex. Today, he is the Principal of Corsair Elements LLC, an independent research and advisory firm focused on ferrous market intelligence and risk management strategies. His background spans physical and derivative markets, offering readers a unique, integrated perspective on HRC pricing, market structure, and risk transfer in the steel value chain.

Estelle is a prices lead at CRU based in Pittsburgh, Pennsylvania. Estelle joined CRU as a steel and ferroalloy prices analyst in October 2017. She is the main contact for data providers who contribute to the CRU Midwest flat-rolled steel indices. She is also the editor of the Steel Monitor and analyzes the monthly service center inventories report for Steel Market Update.

Prior to joining CRU, Estelle worked at S&P Global Platts, reporting on flat-rolled steel, long steel, primary aluminum and trade issues. She earned a B.A. in English writing and history from the University of Pittsburgh.

Estelle is also past president of the Pittsburgh chapter of the Association of Women in the Metal Industries and the Northeast regional vice chair.