Locate all the image files that you want to rotate between on your computer's hard drive. Label these files sequentially with a "header_" prefix, starting with "header_1" and working upwards.

While Facebook uses a slight boxier 820 x 312-pixel header size, Twitter uses a slimmer 1500 x 500, a ratio that apparently chops off heads like the proletariate during the French Revolution.

Unfortunately, the profile picture and background header photo are often an afterthought. ... Here are 10 simple ideas to help you select an image that reinforces your personal brand . . . ...

3. Keep Your Brand's Voice And Visual Style Consistent. Consistency is key when creating a positive brand image. Maintain a consistent voice and visual style across all social media channels.