This document discusses selfies and provides information on their history, types, popularity, and impact. It notes that the selfie was named word of the year in 2013 by Oxford Dictionary. Some key points covered include that the first selfie was taken in 1905, over 1 million selfies are taken daily, and selfies make up 30% of photos taken by those aged 18-24. The document also lists different types of selfies and cautions that some selfies can be dangerous if the photographer is not paying attention to their surroundings.