sentences:  BBC Worldwide bought 75 percent of their share of the company in 2007 and their remaining 25 percent in February 2011, bringing the couple's net worth to $190 million.His books since Lonely Planet include "Bad Lands" and "Unlikely Destinations".In the 2014 Queen's Birthday Honours List, Wheeler and Maureen were both appointed as Officers of the Order of Australia (AO), each for "distinguished service to business and commerce as a publisher of travel guides, and as a benefactor to a range of Australian arts and aid organisations".