An interview in two sessions, in November and December 2003, by Shirley K. Cohen with Carolyn Ash, Director, Student-Faculty Programs Office. Born in Chicago and raised in Ohio, Carolyn Ash began working at Caltech in 1977 with Professor David Elliot, then secretary of the faculty, and other faculty officers. In this interview she recounts her early involvement beginning in 1979 in the new SURF [Summer Undergraduate Research Fellowships] Program and the evolution of that program over time; its origins in an idea of Professor Fred Shair (chemical engineering); participation of other faculty Hal Zirin (astronomy), William Schaeffer (chemistry), Bernard Minster (geology); initial financial support by trustee Lew Wasserman, eventual endow...