Some thoughts by Ed Rhodes:
'Well, that's a good ways off. But perhaps some comments are in order, particularly since the anniversary of Gilmore's death has just passed.
First, John Gilmore and John Coltrane had a complex, reciprocal influence on each other in a musical relationship that evolved and changed over the 10+ years between the mid-50s and Coltrane's death. Second, it was almost certainly not a simple binary relationship. Other figures from Sonny Rollins to Albert Ayler played key roles, as did a number of more obscure musicians, some of whom, in Coltrane's own words, "never recorded".
It's useful to approach the subject chronologically since the nature and direction of the influences varied substantially over time. Also, unless one was fortunate enough to have heard both men perform live frequently and consistently between, say, 1956 and 1967, one must rely on recordings to draw conclusions. …