The document discusses how to assess a candidate's cultural fit based on their online presence. It defines culture as how a group solves problems and reconciles dilemmas. Hiring for culture fit makes an organization more efficient by ensuring new employees approach problems in similar ways. A person's culture is like water to a fish - invisible yet essential. Companies can evaluate cultural fit through the language candidates use to describe themselves, the information they choose to share online, and their online behaviors, giving insights into how they will approach issues at the company.