An illustrator, painter, writer and teacher known for her visual and verbal narratives will deliver the keynote address at this year’s Delaware College of Art and Design graduation ceremony. Catherine Quillman will address the Class of 2019 during the College’s 21st annual commencement exercises on May 6. The ceremony will open with remarks by New Castle County Executive Matt Meyer and feature a valedictory speech by graduating student Mikeria “Mickey” Flack.