Question: What type of publication does Star Wars Insider and National Geographic have in common?

<P0-S0> Star Wars Insider is the official "Star Wars" magazine. <P0-S1>  Its contents include stories, articles relating to the "Star Wars" universe, letters, and the fan newsletter "Bantha Tracks". <P0-S2>  It began in 1987 as the official magazine of "The Lucasfilm Fan Club". <P0-S3>  In 1994 the Lucasfilm Fan Club Magazine was rebranded the "Star Wars Insider" to coincide with the release of the "" videogame from LucasArts. <P0-S4>  In March 2008, "Star Wars Insider" reached one hundred issues. <SEP> <P1-S0> Timothy “Tim” T. Kelly is an American media executive, film producer, and conservationist. <P1-S1>  He is recognized for his role in moving the National Geographic Society from a primarily print-based organization to a multimedia global force in television and digital media. <P1-S2>  Kelly engineered the launch of the National Geographic Channel in 1997, and was named President of National Geographic in 2011. <P1-S3>  He also served as President and CEO of the National Geographic Global Media group and President and CEO of National Geographic Ventures. <P1-S4>  Kelly announced he would be leaving National Geographic in September 2012. <SEP> <P2-S0> National Geographic, formerly the National Geographic Magazine, is the official magazine of the National Geographic Society. <P2-S1>  It has been published continuously since its first issue in 1888, nine months after the Society itself was founded. <P2-S2>  It primarily contains articles about science, geography, history, and world culture. <P2-S3>  The magazine is known for its thick square-bound glossy format with a yellow rectangular border and its extensive use of dramatic photographs. <P2-S4>  Controlling interest in the magazine has been held by 21st Century Fox since 2015. <SEP> <P3-S0> Richard Hammond's Engineering Connections is a documentary series originally broadcast on the National Geographic Channel, and later on BBC2. <P3-S1>  It is presented by Richard Hammond, and looks at how engineers and designers use historic inventions and clues from the natural world in ingenious ways to develop new buildings and machines. <P3-S2>  The show's format is very similar to that of James Burke's 1978 documentary series, "Connections". <P3-S3>  The first series premièred on 8 September 2008, on National Geographic, and on 1 March 2010, on BBC2. <P3-S4>  The first series contained four episodes. <P3-S5>  The second series premièred on 7 September 2009, on National Geographic, and on 8 May 2010, on BBC2. <P3-S6>  The second series contained six episodes. <P3-S7>  The third series premièred on 8 May 2011, on BBC2 and contained six episodes. <P3-S8>  The BBC2 broadcasts of the first two series have a slightly shorter running time and contain less information than the original National Geographic broadcasts, with on average one minute of footage cut from every episode. <P3-S9>  None of the three series of the programme are available to purchase on DVD in the UK, however, all three can be watched on demand for subscribers of National Geographic on Sky, Virgin Media and BT Vision. <P3-S10>  In Australia, all three series are available on DVD, either separately or as a box-set.