joining me renzo piano, architect, and museum director adam weinberg. pleased to have both of them here. so it's complete. after some dozen years of planning and building, how do you characterize this moment for you? >> well, the whitney has been trying to expand for 30 years. we tried to expand next to our building uptown four directors ago. the collection when we first moved in was only 2,000 works and today it's 22,000 works. the idea of being able to see not just what we have but to offer possibilities and aspirational spaces for artists to do things. >> rose: the great irony is you're going back to your roots? >>t feels comfortable. the greatest compliment we've received in the last weeks habit feels like the whitney. even though it's a very different kind of space. >> rose: hasn't there been some effort to design a new whitney building for a while? >> yes, it's been going on for decades. michael graves many years ago made an attempt. and rem coolhouse did later on. renzo did a plan for uptown which was quite a good one but, in the end, we both agr