If you want to be a good business advisor, you must continuously exercise your brain including doing lots of reading, crossword puzzles, and of course playing chess and any other game you love. You must be curious and stay ready.  My experience shows that generalists consultants are more engaging and empower the client more. Many companies already have experts and specialist professionals in their ranks. All they need is a facilitator who challenges them to think deeper about their context, current challenges and how to solve them. Working with many clients allows you to learn about many things. And the…