“Prejudice is alive and well.” That’s how Barney Frank reacted to Indiana’s new religious freedom law, which is under intense criticism for appearing to discriminate against gays and lesbians. Frank was the first voluntarily openly gay U.S. congressman and the first to marry his partner while in office. We’ll talk to Frank, now retired, about his life on Capitol Hill and his new memoir, “Frank: A Life in Politics from the Great Society to Same-Sex Marriage.”