A conversation with Curtis Institute of Music president Gary Graffman who retires this year, and incoming president Roberto Diaz. Jason Peifer visits The Wilma Theater as they mount a festival of Caryl Churchill plays. The celebration will include two full productions and readings of five Churchill plays. As the Kimmel Center unveils a new work of art, Susan Lewis explores Philadelphia's history of promoting public art, from classical sculptures to clothespins. In our regular exploration of the CultureFiles section of GoPhila.com, we visit Historic Fallsington.