PublicRadio:美国公共媒体广播公司是一家独立民营性质广播公司，属于非盈利组织，其听众主要是美国高学历人士，每周有超过17万的听众收听。

以下是英文历史简介:

Founded in 1967, Minnesota Public Radio / American Public Media began as a single classical music radio station at St. John's University in Collegeville, Minn. Since then, Minnesota Public Radio has grown into a 43-station network serving virtually all of Minnesota and parts of surrounding states with three radio services: Classical MPR, MPR News and The Current. American Public Media has grown into one of the largest producers of public radio programming in the world, with a portfolio listened to by over 17 million people each week that includes the BBC World Service, A Prairie Home Companion®, Marketplace®, Performance Today®, The Splendid Table®, On Being™, and American RadioWorks®. In addition, MPR | APM today is the parent company of Southern California Public Radio in Los Angeles, Classical South Florida in Miami, the Fitzgerald Theater in St. Paul and the Greenspring Company in Minneapolis.