Four local artists will display their works using varied medium in their exhibition, “The Message is in the Medium.”   The artists are Eileen Panepinto (Weston), painting; Debra Schaffer (Ridgefield), mixed media photo collage; Ellen Schiffman (Weston), fiber; and Joyce Seymore (Wilton), photography. The reception is open to the public. The exhibition runs through December 29. The majority of the works are available for purchase with a portion of the proceeds benefiting Wilton Library.