Hundreds of people gather outside the US Supreme Court building in Washington, DC on June 26, 2013 in anticipation of the ruling on California's Proposition 8, the controversial ballot initiative that defines marriage as between a man and a woman. AFP PHOTO / MLADEN ANTONOVMLADEN ANTONOV/AFP/Getty Images Hundreds gather outside the U.S. Supreme Court in Washington, D.C., on June 26 in anticipation of the ruling on California's Proposition 8. (Mladen Antonov/AFP/Getty Images)

The White House will hold a closed-door roundtable discussion on issues facing bisexuals Sept. 23.

The event, described in an invitation by White House  LGBT liaison Gautam Raghavan as a session focused on "issues of importance to the bisexual community,” was first reported Thursday by the Washington Blade.