Betty Sue Flowers (born February 2, 1947) is the former director of the Lyndon Baines Johnson Library and Museum (2002–2009) and an Emerita Professor of English at the University of Texas at Austin.

She also edited the book and acted as a consultant to the 1988 documentary, The Power of Myth, a series of interviews between Joseph Campbell and Bill Moyers.

[2] In the corporate world, Flowers has had a career as a veteran practitioner of scenario planning (a strategic foresight method) at Royal Dutch Shell.

Flowers' first marriage ended in 2005, with one son, John Michael, who graduated from her alma mater in 2009, at which she delivered the commencement address.

She resigned from the LBJ Library that same summer and moved to New York to partner with former New Jersey Senator and NBA star Bill Bradley.