Which Instagram filter should you use? Science has the answer

By Inga Ting
Updated May 31 2015 - 10:08am, first published May 25 2015 - 2:55pm
Warm filters, such as the one used in the top row on the right, increase engagement. Photo: CC by ayman on Flickr
Warm filters, such as the one used in the top row on the right, increase engagement. Photo: CC by ayman on Flickr

It's one of the most agonising questions confronting social media users today: Which photo filter should you use? (#FWP, anyone?) Thankfully, science now has the answer.