In this excerpted review of "Sensemaking" by Christian Madsbjerg, Frank Rose discusses the bias against qualitative data, and its strengths in the world of business and tech.

The best CEOs can read a novel and a spreadsheet, ReD co-founder, Christian Madsbjerg, writes. His overarching message is that we should not forget that companies are made up of people and their customers are people, too.

Christian Madsbjerg shares his favorite book pick of the year with Fortune. He explains how it shed light on the limitations of the natural sciences.