Mark Seddon is the media adviser in the Office of the President of the 73rd Session of the United Nations General Assembly. He works with the Spokeswoman for the President to ensure that United ...

Mark Seddon, a former Labour candidate who served on the NEC and is now director of the Centre for United Nations Studies at ...

Sheffield gets special mention in Great British Elms, a new book by lifelong elm champions David Shreeve and Mark Seddon. They have put their passion and enthusiasm for the elm into their widely ...

GREAT BRITISH ELMS The Remarkable Story of An Iconic Tree and its Return from the Brink by Mark Seddon and David Shreeve, photographer Sam Ford. Published by Kew Publishing. Hardback, £30.Two ...