The last time the White House hosted its once-per-decade Conference on Aging, at least 1,200 advocates and policymakers attended. Among them was a single delegate representing older lesbian, gay, bisexual and transgender people. On Monday, President Obama is expected to host a smaller affair, with perhaps 200 delegates. But there will be four people officially representing the interests of older LGBT people, including Michael Adams, executive director of Services and Advocacy for Gay, Lesbian, Bisexual and Transgender Elders (SAGE). Two of the LGBT representatives are octogenarians. One of them is transgender. “There’s a story there from the LGBT angle about...