In an excerpt from his new book, bestselling author Mark Murphy explains five different roles on teams and how they work.

The Quick Analysis menu won't replace everything you do in Excel, but it handles the repetitive stuff faster than navigating through ribbons. This shortcut eliminates most of the steps for you if you ...

Find new ideas and classic advice on strategy, innovation and leadership, for global leaders from the world's best business and management experts.

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 ...