francisco, and i want to thank the board, including the president of the board who is here today, malcolm heinikieand gweneth borden, thank you for your leadership and coordinating the interview process and everything that you did, to make sure that we found the best person possible to do the job to make our public transportation and infrastructure and all that we need to do to improve mobility in san francisco in a safe, efficient, and environmentally friendly way to choosing that person who could do just that. ladies and gentlemen, jeffry tumlin. >> good morning. my name is jeff tumlin, and i have been in the transportation industry for a long time, for 25 years, advising cities and transit agencies how to clarify their values and then use transportation investments to make those values manifest. i like asking questions about what is most important, what does success look like, and more importantly how would we measure whether we were actually successful or not. that's where my technical work comes into play, trying to use tools to be able to measure social equity and environmental outcomes and