Zachary Karabell

Zachary Karabell is the president of River Twice Research and River Twice Capital. Educated at Columbia, Oxford and Harvard, he is the author of 10 books, most recently Sustainable Excellence: The Future of Business in a Fast-Changing World with co-author Aron Cramer.

Articles from Contributor

The Optimism Deficit

In the nearly 15 years that I’ve been writing about markets and managing money, there’s been a dramatic shift that has gotten only marginal notice. We’ve gone from having an optimism surplus to an optimism deficit. That may …

  1. 1
  2. 2
  3. 3