Historian Nick Hewitt has joined Portsmouth Naval Base Property Trust as head of attractions and collections.
Widely-published Mr Hewitt will be in overall charge of Action Stations and the Dockyard Apprentice Exhibition at Portsmouth Historic Dockyard, the Explosion Museum of Naval Firepower in Gosport, and the trust's collections.
He has been appointed following the retirement of Frank Nowosielski as general manager for Action Stations and Explosion!
He will work closely with Brian Patterson, historian and boatkeeper, who retains day-to-day management of the Dockyard Apprentice and the boat collection.
Already a trustee of the Portsmouth Royal Dockyard Historical Trust, Mr Hewitt has written or contributed to several books on naval history and has appeared historical television and radio programmes,
Commenting on his new appointment, he said: "After fifteen years combining the study of naval history with a museum career, coming to Portsmouth to take on such a varied and exciting role really is a dream come true for me.'
He previously was historian, research and information officer at the Imperial War Museum in London.