He is also on the faculty of the International Space University, and held the first Chair in Space History at the National Air and Space Museum.
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Landis has also been a faculty member of the International Space University; in 1998 he was on the faculty of the Department of Mining, Manufacturing, and Robotics in the Space Studies Program, and in 1999 he was on the faculty of the 12th Space Studies Program at the Suranaree University of Technology in Nakhon Ratchasima, Thailand.
In 1991 he spent the summer in Toulouse, France at the International Space University, immersed in a multidisciplinary program of study centered on space technology.
From 1989 to 1996 he was co-Chair of the Space Life Sciences Department during the Summer Session Programs of the International Space University in Strasbourg, France.