He endorsed his longtime chief of staff, Lisa Jackson Atkins, as his successor in what was now the 2nd District.
Its longtime chief, Michel Camdessus, just retired, and a bruising battle over the selection of his successor divided its board.
Mr. Ognibene has thrown his support behind Dennis Gallagher, 37, the councilman's longtime chief of staff.
Ultimately, 30 people, including the longtime chief, were convicted or pleaded guilty in connection with bribery, gambling and prostitution.
After Wu won re-election, at least six of his staffers left, including his longtime chief of staff and his communications director.
Ms. Aronoff was his longtime chief of staff in the Senate.
Sheila Burke, his longtime chief of staff, said, "He has subordinated his own views at times when his colleagues felt strongly."
He and his longtime chief of staff, Allen Miller, are starting a lobbying firm called the Livingston Group.
His longtime chief of staff and confidant of nearly 30 years, Bob White, resigned last year to become a consultant.
In 2003, he founded a lobbying firm with longtime chief of staff, Pierre Chateauvert.