Buses in London runs through the Strand Underpass), in May 2009. The last were withdrawn on 9 December 2011. In May 2010 Mayor of London Boris Johnson unveiled the design of the New Routemaster, the proposed replacement for the Routemaster as an iconic standard bus for exclusive use in London. The buses, designed by Heatherwick Studio and built by Wrightbus feature two staircases, three doors and an open platform allowing passengers to hop on and off, and commenced operating in 2012. In December 2011 the British car magazine "Autocar" road-tested the New Routemaster. It said it had "brilliant economy and an interior to
Lord Mayor of London who holds the office is also known as a Lord Mayor. The wife of a male Lord Mayor is styled as Lady Mayoress, but no equivalent title exists for the husband of a female Lord Mayor. A female Lord Mayor or an unmarried male Lord Mayor may appoint a female consort, usually a fellow member of the corporation, to the role of Lady Mayoress. In speech, a Lord Mayor is referred to as "My Lord Mayor", and a Lady Mayoress as "My Lady Mayoress". It was once customary for Lord Mayors to be appointed knights upon taking office and baronets