Illustrators are professionals who create visual representations of ideas, concepts, and stories through various mediums such as digital or traditional art. They work in a range of industries including advertising, publishing, film, and gaming. Illustrators use their creativity and artistic skills to produce images that communicate a message or tell a story. They work closely with clients to understand their needs and develop illustrations that meet their requirements. Illustrators may work independently or as part of a team, collaborating with writers, designers, and other professionals to create a final product.