CoinWeek editor Charles Morgan discusses the importance of 20th-century coinage and the selection process he and co-writer Hubert Walker used to select the 100 coins for their new book 100 Greatest Modern World Coins.The CoinWeek Podcast is brought to you by PCGS.If you are like me and have a little downtime, you might want to get up to date about the latest prices, populations, and research about rare coins. Folks, PCGS CoinFacts has you covered. With a virtual library of high-quality images - from Phil Arnold - and his team of photographic geniuses, coin narratives from leading experts, and millions of data points- CoinFacts has you covered. And best of all- it's free. Visit www.pcgs.com to learn more.