wolfrum? >> members of the rules committee, my name is andrew wolfrum, and i thank you for hearing our reappointments today. i'm up for the historic act tec architect seat, and i'm a principle at a an architectural firm in the bay area. i'm honored that i served on the commission since 2009. and the last four years as president. and in that time, the historic preservation commission has made many accomplishments. we've designated numerous landmarks, in underrepresented parts of the city. we've had a major focus on cultural legacy and cultural history, and the setting up of the legacy business registry, which we feel is very important. one of the major roles of the historic preservation commissioner is a more technical one, and that is we approve alterations to landmarks. how do you balance necessity and historic preservation, because a lot of them have barriers to entry, and we're trying to make the city more accessible to people, and how do you deal with failing building materials? in my prof