Professor Cass Sunstein defines "sludge" as the unnecessary bureaucracy and frictions, like long wait times and excessive paperwork, that hinder access to desired outcomes, suggesting organizations can improve experiences by minimizing these obstacles.

This class teaches the vital role of managing professional relationships and networks for career success, emphasizing trust, strategic connections, and effective communication, as highlighted by experts like Linda Hill, Nicholas Christakis, Adam Grant, and General Stanley McChrystal.