John Nathan "Janno" Lieber (born September 19, 1961)[1] is the head of the Metropolitan Transportation Authority (MTA) in New York.

[citation needed] Charles was a president of the Hebrew Publishing Company and Mimi was a member of the New York State Board of Regents.

[4] In this role of chief development officer, Lieber oversaw a range of capital initiatives including the long-delayed completion of the extension of the Second Avenue Subway line on the East Side of Manhattan.

[8] In July 2021, Cuomo nominated Lieber to serve as acting chair and CEO, following the retirement of Pat Foye.

[9][10] On January 25, 2023, Lieber rode with Hochul on the first train to the new Grand Central Madison station, part of the East Side Access project.