The nonprofit Oklahoma Visual Arts Coalition, or OVAC, which began in 1988, actively supports visual artists living and working throughout Oklahoma. On this edition of ST, we learn about a new OVAC show on view at ahha Tulsa -- it's a triennial exhibition called Concept, and it will be on display through March 22nd. Our guests are Sarah Ahmad, and artist whose work appears in this show, and Krystle Brewer, the executive director of OVAC.