Ben Barr Reference Check #2 With UMass HC Greg Carvel As we continue to get to know the new University of Maine hockey head coach Ben Barr, we turned to the head coach of Barr's most-recent stop, the UMass Minutemen. With Barr at his side, Greg Carvel and company won the 2020-21 college hockey national title and Carvel joined us to say why Barr will excel in his new role with the Black Bears.