There’s nothing that screams ‘millennial’ quite like a selfie. But then again, there’s nothing that hasn’t screamed ‘millennial’ for the past two decades. Along with their tattoos, hipster vibes, smashed avo, Birkenstock loyalties and other clichéd affectations, millennials (those born 1982-1993) have captured the attention of popular culture like no other generation in history. This global tribe of digital optimists, now almost 2.5 billion-strong, has influenced every sphere of society and called the workforce to a new standard of engagement and management.