Among other interesting news this week, which included the publication of a book review in Wharton at Work, is the appearance of our co-authored article on how to rethink your business during uncertainty in the Sloan Management Review. . It must have been timely, as Chuck Frey elaborated on the ideas on his blog.. What I found really interesting is his suggestion that in addition to the normal managerial toolkit, that mind-mapping and visualization techniques could prove helpful in trying to map out the assumptions in a business.