It is generally a psychological tactic to make you publicly seem innocent. The typical resting-face mugshot make people not seem as friendly, and therefore guilty.

[–] JDubbleu@programming.dev 9 points 1 year ago* (last edited 1 year ago)

The issue is when it comes to trial it does the exact opposite. I've heard time and time again to be nothing but stoic if you ever get booked because the prosecution will claim you smiling in your mugshot shows you have no remorse.

[–] STUPIDVIPGUY@lemmy.world 9 points 1 year ago* (last edited 1 year ago)

lol trump seems to have embraced the flip side of that coin, looking grumpier than ever. Obviously it didn't interfere with his schedule too much though considering he obviously got that fresh spray tan done the morning of