<P> He followed Carroll to the NFL and joined his former team, the Seahawks, as secondary coach . </P> <P> Richard's secondary's hard - hitting style has led it to be nicknamed "the Legion of Boom ." Bleacher Report described the Legion of Boom's accomplishments as a credit not only to Richard, but to Carroll, who was a safety himself in his playing days and began his coaching career as a secondary coach . </P> <P> After losing Super Bowl XLIX, the Seahawks promoted Richard to defensive coordinator to replace Dan Quinn, who had left to become the head coach for the Atlanta Falcons . </P> <P> On January 22, 2018, Richard was hired by the Dallas Cowboys as their defensive backs coach . </P>

Who is the defensive coordinator for the seattle seahawks