Steve Dotterrer, former Chief Planner for the City of Portland, gives a comprehensive lecture on the formation of Portland as a city from a transportation perspective. 

To hear the audio, please download each file. Then click "accept" in the top right to allow it to work. Then you can listen along by clicking on each slide. We are working to improve this process, so thank you for your understanding. 

Steve Dotterrer - History of Portland Transportation 2010 with audio files (pt. 1) 
Steve Dotterrer - History of Portland Transportation 2010 with audio files (pt. 2)
Steve Dotterrer - History of Portland Transportation 2010 with audio files (pt. 3)
Steve Dotterrer - History of Portland Transportation 2010 with audio files (pt. 4)
Steve Dotterrer - History of Portland Transportation 2010 with audio files (pt. 5)
Steve Dotterrer - History of Portland Transportation 2010 with audio files (pt. 6)
Steve Dotterrer - History of Portland Transportation 2010 with audio files (pt. 7)