James Fletcher, administrator of the National Aeronautics and Space Administration, will speak May 11 at Utah State University.

Fletcher will be the first speaker in the Harold W. Ritchey Distinguished Lecture Series in Space Engineering. His 1:30 p.m. talk in the Eccles Conference Center Auditorium is free to the public.Fletcher has served as head of NASA twice. He was administrator from 1971 until 1977 when he accepted the William Whiteford Professorship of Energy Resources and Technology at University of Pittsburgh. He left that position in May 1986 to again be NASA administrator.

He was president of the University of Utah from 1964 until leaving to become head of NASA in 1971.

The Harold W. Ritchey lectureship is named for the man who was responsible for Thiokol locating in northern Utah. Ritchey, Ogden, is retired chairman and chief executive officer of Thiokol.

The lectureship in his name was established by Mr. and Mrs. R. Gilbert Moore. Moore worked for Ritchey for many years at Thiokol and is now a principal in Globesat, a spacecraft company in North Logan. He is also a senior research associate in the USU Department of Physics.