Conceived and performed by pianist Anthony de Mare, the concert will begin at 7 PM.
Among the composers who have reimagined their favorite Sondheim songs as solo piano works in their own styles are Adam Guettel, Nico Muhly, Steve Reich, Phil Kline, Frederic Rzewski and Jason Robert Brown.
Stephen Sondheim will also participate in a conversation on stage.
Tickets are priced $15-$55. For more information visit Symphonyspace.org.