Jarrett Walker is an international consultant in public transit network design and policy, based in Portland, Oregon. He has been a full-time consultant since 1991 and has led numerous major planning projects in cities and towns of all sizes, across North America, Australia, and New Zealand. He is also the author of Human Transit: How clearer thinking about public transit can enrich our communites and our lives (Island Press, 2011). He is President of Jarrett Walker + Associates, a consulting firm that provides advice and planning services North America.

Rachel Zack is the Director of Policy at Remix. Her passion for empowering planners with access to insights for better decision-making stem from her many years of advising on cutting edge transportation problems, such as TNC regulation (Uber and Lyft), road usage pricing, congestion pricing, express lanes, and planning for autonomous vehicles. Before joining Remix, Rachel launched the Innovative Mobility arm of WSP where she led alternative transportation programs around the Bay Area and advised city and state agencies on strategic planning for new mobility. Her work in the field received the Caltrans Excellence in Transportation Award in WTS Innovative Transportation Solutions Award.