How has project management changed? (opens in new tab)

We aren't managing projects now in the same way that people managed projects years ago. The approaches taken by many companies and professional bodies to managing projects are different now to when I first started out in the field in 2000ish. So why has that happened, and what have been the biggest shifts in how project management has evolved? There are a number of things to focus on, even just comparing my own experiences from when I started managing projects over 10 years ago to the workpla...