ed a range of photo categories and types of Instagram users.</p>
<p><span class="citation">Ferwerda, Schedl, and Tkalcic (<a href="#ref-Ferwerda2015-db">2015</a>)</span> used the Instagram API to extract Instagram pictures from survey participants, who had previously filled in a personality questionnaire. 113 survey participants granted the researchers access to their Instagram accounts through the API. The authors found that distinct features of the Instagram pictures (i.e., hue, brightness, saturation) as