Last month, President Obama told the Human Rights Campaign, a gay rights lobbying organization, that he would reverse the policy known as “Don’t Ask, Don’t Tell,” which prohibits homosexuals from serving openly in the military.  The “Don’t Ask, Don’t Tell” policy emerged in 1993 as a compromise between Bill Clinton and the Congress and has been criticized by the right and left since it was signed into law.  This is an issue that elicits tremendous emotions on both sides.  But from a defense policy standpoint, ”Don’t Ask, Don’t Tell” should be examined in the context of military effectiveness–not through the lens of what one deems to be moral or immoral, right or wrong.  Military effectiveness is the measure of how well a military organization executes its tasks…