Website Details Caitlin Mathews-Smith, Extension Educator, M.S., DTR, CTTS, Ohio State University Extension, Guernsey County. Her expertise is health and wellness, nutrition, physical activity, and substance abuse prevention. Caitlin loves working with her community, empowering others to improve their quality of life. She loves to spend time with her family, hiking, biking, gardening and landscaping, painting, and crafting.