harry potter, the lady who writes all the booklets for the school in the harry potter school is madam wiggli. i thought it might be good to contact her to get some additional support for this workshop and then i find there's no need for it because we have tall resources here. you could look at the dutch team and all the professionals here in san francisco to work on the three projects in the next few days, and as you, mr. mayor, i'm looking forward to the results. it's an honor for me to introduce to you hillie talens, who is a great professional in the netherlands about biking, biking infrastructure, the safety of biking. a lot of experience. i would like to give you the floor. hillie! [applause] >> ok, good morning. thank you for the introduction and -- i'll be leading this think bike workshop and for all of you to get an understanding of cycling in the nether land i've prepared a presentation for you all and then we work things out in detail in the three groups i'll introduce to you later. cycling in the nether land, that's what this is all about and i'm not here to you -- we netherlands