Full Stack Marketer : A full stack marketer has a broad understanding of all areas of digital marketing and can work across various channels. They are often generalists who can execute a complete marketing strategy. T-Shaped Marketer: A T-shaped marketer, on the other hand, has a broad understanding of marketing but specializes in one or two specific areas. The horizontal bar of the 'T' represents general knowledge, while the vertical bar represents deep expertise in a particular field.