 Following scrutiny from an activist investor group, which includes the companys founder and former CFO, management at asset-light trucking and logistics company Forward Air NASDAQ: FWRD doubled down on its approach to the business during its fourth-quarter call with analysts Friday. The investor group led by Ancora Advisors issued an open letter to shareholders Wednesday, voicing discontent with the current direction of the company and announcing its decision to nominate four candidates for election to the board. 