Avoiding the selfie is especially important if you're a man.Zoosk, analyzing a sample of about 4,000 subscribers, discovered that men who posted selfies received 8 percent fewer messages than those who didn't.My previous post was based on improving the way men message women.

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"The Cheerleader Effect" postulates that when people are photographed together, each person starts to look like the average of everyone else around.

That composite mental image tends to look hotter than the individual.

However, if you are a man, you don't want to look at the camera — and you definitely don't want to smile.

A 2011 study in emotion also showed that men liked smiling images of women that conveyed happiness, while women opted for the unsmiling male images that portrayed pride.

Scientists believe that this might be because we show more emotion on that side of the face.

Smile (if you're a woman)An Ok Cupid analysis of more than 7,000 photos showed that woman who smiled and batted their eyes directly at the camera tended to get the most messages.

I based the success of each type of profile picture by how many responses each one received when I would message women. Selfie One of the number one complaints people have about online dating profiles has something to do with people posting selfies. Then make sure to check out 5 Ways I Changed the Way I Message Women (and scored multiple dates!

The styles are listed from most to least successful.

Cropping someone out was not only obvious, but a turn-off.