Dr. Carl Rogers was Gene Gendlin's colleague and friend at the University of Chicago. Rogers' person-centered approach opened the way for Gene's elaboration of Focusing.
This video is a talk that Rogers gave in 1974. Beginning a little over 9 minutes into it, he mentions Gene Gendlin's work, which Gendlin would later write about in his book Focusing.
Some articles related to Carl Rogers in the Gendlin Library
Carl Rogers (1902–1987)
Gendlin writes "Rogers is world renowned for originating and developing the now prevailing humanistic trend in psychotherapy, pioneering in research, and influencing all fields related to psychology."
Research in Psychotherapy with Schizophrenic Patients and the Nature of that "Illness"
Article by Gendlin on research that was originated and sponsored by Carl Rogers
On client-centered and experiential psychotherapy: an interview with Eugene Gendlin
Gendlin discusses working with Carl Rogers in Chicago and Madison.
The concept of congruence reformulated in terms of experiencing
Gendlin discusses Rogers' Concept of Congruence
Some of the articles by other authors on the TFI website concerning Carl Rogers:
Unconditional Positive Regard: Constituent Activities by James R. Iberg
Iberg discusses Unconditional Positive Regard (UPR) first as it was described by Carl R. Rogers.
Stillness and Awareness from Person to Person by Astrid Schillings, Cologne
Schillings discusses how Carl Rogers' "Therapeutic Core Conditions" can assume a meditative character in psychotherapy.