![](http://www.alamy.com/thumbs/6/706D5CD2-6F3B-4D4E-9DD9-680B81F80508/J8YF28.jpg)
Side Silhouette of man's head showing coloured cogs inside his head representing brain and thinking process.
Silhouette of male from shoulders up with coloured cogs for a brain
Size: 4130px × 5000px
Photo credit: © Adrian / Alamy / Afripics
License: Royalty Free
Model Released: No
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