This document discusses the changing nature of careers in the 21st century. It notes that many careers that exist today, such as UI designer and machine learning specialist, did not exist just over a decade ago. It also mentions that the average person is expected to have 7 different careers in their lifetime due to rapid technological disruption. The document provides statistics on how skills are becoming obsolete more quickly and the need for lifelong learning and flexibility. It explores how hiring processes, incentives, and the nature of contract work are shifting as well. Finally, it discusses the key skills that are in demand and how career planning and counseling must adapt to better prepare people for the changing world of work.