Archive: People and Markets
PNG 2023 Lifetime Achievement Award to Robert Brueggeman
Robert Brueggeman has been honored by the Professional Numismatists Guild with the 2023 Harvey G. Stack Lifetime Achievement Award. He was not the only numismatist to be honored with a PNG award.
How the Romans Made Counterfeits
Counterfeits have been around in ancient Roman times, too – usually, they were cast from a copper-tin alloy. Researchers at the University of Tübingen examined the counterfeiting process and reconstructed it experimentally. A video documents their experiment.
Archive: Coins, Medals and more

Planchet Error, Overstrike, Double-Strike, Etc.: Which Errors Affect the Price of a Coin? – Part 1
The price of a coin does not only depend on its rarity and grade. There are many things that can affect a specimen’s value in a positive or negative way. This overview will help you to understand common terms, to use them confidently and to understand them in their context.

The Secret of the Success of State Quarters, UNESCO Coins and Federal State Series
25 years ago, the United States of America started a new chapter in numismatic history. Their State Quarters became the model for many other successful coin programs – including Spain’s UNESCO World Heritage Site series.











Directory of Circulating Coins – 4th Edition is Now Available
The fourth edition of the Directory of Circulating Coins has been published. Five years after the last edition, the useful reference book for current circulation coins is now up to date again.
In Love With Japan
This year, Andrea Pancheri attended the Tokyo International Coin Convention for the first time on our behalf – and was absolutely thrilled by both the country and the event! Find out why here.