Walter Alcorn is chairman of the Tysons Corner Committee, tasked with transforming the gargantuan office park into a walkable, transit-oriented community. The group is in the final leg of planning, expected to be adopted in May by Fairfax County officials.

You’ve been hashing away at this for nearly two years — was it what you expected?
It’s been different. It’s taken longer than we had all hoped. The complexity of Tysons has driven that to a large extent. It’s about as big and hairy an issue as I could imagine. But I’m confident this summer we’ll have comprehensive language in place.