Given the task definition and input, reply with output. In this task, you are given a question. You have to answer the question based on your information.

The Media Project is a weekly radio program that provides an inside look at media coverage of current events, panelists on the discussion-based show include Alan S. Chartock, the president and chief executive officer of WAMC/Northeast Public Radio, a National Public Radio affiliate, a position he has held since which year?
1981