In New York, Wilson's focus turned towards improvisation. Heavily influenced by singers Abbey Lincoln and Betty Carter, she fine-tuned her vocal phrasing and scat while studying ear training with trombonist Grachan Moncur, III. Frequenting jam sessions under the tutelage of pianist Sadik Hakim, a Charlie Parker alumnus, she met alto saxophonist Steve Coleman, who encouraged her to look beyond the standard jazz repertoire in favor of developing original material. She would become the vocalist and one of the founding members of the M-Base collective in which Coleman was the leading figure, a stylistic outgrowth of the Association for the Advancement of Creative Musicians (AACM) and Black Artists Group (BAG) that re-imagined the grooves of funk and soul within the context of traditional and avant-garde jazz. Peter Watrous in an article for "The New York Times" states: