This technique is called "zoom burst." You take a long exposure and zoom in or out while the shutter is still open. With just a little practice and experimentation, it's a really easy effect to achieve.
This image was shot using a slow shutter speed in order see the subject’s movement iconic in the movement color scheme. This image shows a cross walk and the people with umbrellas crossing the street in blurry movement.
In this image, the blur of people moving around in the crowd makes it look interesting, but it is also focusing on particular people who are standing, walking, moving in what looks like a busy area. A slow shutter speed is used in this image.
JILL FINNEY LIKED PIN Based in Jacksonville, FL, United States, Brandon Kidwell studied English/Philosophy and worked in Corporate Finance with an artistic outlet of beautiful double exposure photography.