“Outcome history” is the traditional way of viewing historical events, but it leaves much to be desired. It has severe limitations, primarily because its lessons are predicated on things that cannot be accurately quantified: fate, luck, misfortune, whatever you want to call it. If the D-Day invasion of Normandy had failed because of a freak weather system, or a lucky shot from a German soldier that took out a key American leader on the beach (or any number of other misfortunate scenarios), would we think any less of Eisenhower’s plan? Using outcome-based history: yes. And therein lies the
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