Why is my picture showing up next to emails I send?

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One of my email contacts sees an image, which is next to my name at the top left side of the email that they’re viewing. Other contacts don’t see this image. I’ve not knowingly put this image there. The image has a URL link, which goes to Facebook. Do you know how to stop this image from appearing?

My belief is that this boils down to Facebook. But things like this – profile pictures and email being shared – are happening more often. Fortunately, there’s little cause for concern. I’ll explain.

Read moreWhy is my picture showing up next to emails I send?