Spheres of influence is a modular ensemble led by drummer John Dalton. They perform original compositions, standards, as well as arrangements of well known repertoire. The group size is flexible, but it is most often operates as a trio, quartet, or quintet. The group has played at various concerts and occasions, including the New Bedford Jazz Festival, and has been awarded Mass Cultural Council grants.

As a graduate of the University of Massachusetts Dartmouth, he received a diverse musical education, especially in his studies with Chris Poudrier and Jim Robitaille. He has performed or shared the bill with artists such as Jim Robitaille, Jing Wang, Dino Govoni, Amanda Monaco, Barry Altschul, Ricky Ford, Jerome Harris, Stefano Battaglia, Kaya Meller, Kamil Piotrowicz, Anastassiya Petrova, and royal hartigan.

Attendance is on a first-come basis.
This program is made possible by the generous donors to the Cary Library Foundation.