Learn more about the music you'll be hearing at Classical concerts with the FREE previews, hosted by Ken Meltzer, ASO Insider and Program Annotator. Join Ken and Marshall Nash, MD for a lively discussion of the classical masterworks, and the stories behind them. Dr. Nash, a Neurologist, will discuss Tchaikovsky's and Rachmaninov's episodes of depression, Thursday evening, 7:00-7:30pm in Symphony Hall (unless otherwise noted). Concerts previews are free and open to all concert tickets holders. Speakers and locations are subject to change.