Command & Control Grant v Lee

Write a paper that compares and contrasts the leadership styles of the two main adversaries of the Civil War, Robert E. Lee and U.S. Grant, and how they dealt with command, control and leadership. Additionally, your paper should reflect how the Command and Control aspects of these two generals compares with current Command and Control structure.
Leadership in historical context—The US Civil War (1860-1865) is the most important aspect of the American Story. Many leaders emerged during the Civil War but the most important are Robert E Lee and Ulysses S Grant.