The entire history of design principles 1322-2016, abridged
Tracy Osborn explores the two most important principles to being a better designer
![Elevator design by the German engineer Konrad Kyeser (1405).](https://www.oreilly.com/content/wp-content/uploads/sites/2/2020/01/konrad_kyeser_bellifortis_clm_30150_tafel_09_blatt_38v_ausschnitt-42530d2d4a1fd5eaa6c4d89ef780dfd0.jpg)
This is a keynote presentation from the O’Reilly Fluent Conference in San Francisco 2016. See more full keynotes from the event.