In People, Link Partners, Links and Prospecting you can customize your view. Columns can be added, removed and arranged based on your preferences and work processes. The majority of the columns can be used to sort the data.
Each of the 4 pages have unique columns that are only visible in that page. Use the Configure Columns icon (last icon to the right of the search bar) to see the columns available. For specific instructions see "Can I add, remove and/or move specific columns in the main tabs view?"