Herron set records in Jackson Day fundraising and spoke out with unprecedented numbers of op-ed essays in major newspapers in the state. In the summer of 2014, he led a quiet but effective effort to save the Democratic justices on the Tennessee Supreme Court, successfully raising unprecedented funds for retaining the court. In the fall, he also led the party to victories in five of their seven targeted races in 2014 despite Republican advantages in numbers of office holders, funding and outside groups weighing in heavily in state races.