Our guest, Dr. Nathan Eva and his colleagues recently published a ground-breaking paper entitled “An Inconvenient Truth: A Comprehensive Examination of the Added Value (or Lack Thereof) of Leadership Measures”, that challenges the underpinnings on many of our industry’s most popular models and development programs. Are leadership styles virtually indistinguishable? Do the associated assessments essentially measure popularity? Should we scrap these programs and focus on a handful of leadership behaviors that actually produce tangible results?