Gregory J AlexanderAuthor Paul K. Williams has compiled nine visual neighborhood histories, including Dupont Circle, Greater U Street, Cleveland Park, and Woodley Park, as well as Georgetown University. He is a Washington, D.C. resident and proprietor of Kelsey & Assocates, a historic preservation firm specializing in building histories. Gregory J. Alexander, a freelance writer for several print and online publications and co-author of Woodley Park, also works with Kelsey & Associates. Read More Read Less