Arthur Houghton is former President of the ANS and a numismatist specialized in the history and coinage of the Seleucid Empire. Currently he works as a novelist and writer. His books are often linked to the world of numismatics.
Juan Cayón Jr is Managing Director of the coin dealership Cayón Subastas in Madrid. In 2005 he took over the company from his father. Before dedicating himself completely to the coin trade, he worked as a corporate lawyer and expert in that field.
After completing law school, Michael Hardmeier discovered his passion for numismatics at SINCONA AG in Zurich. Ever since, he has been a member of the company’s managing board working across all lines of business.
Harvey Stack was born into the rare coin business and grew up in a family of coin dealers. He worked in the coin trade and as an auctioneer for over 70 years, building numerous important collections and advocating for the coin trade and collectors.