There are two basic parts to Boswell's book on homosexuality and tolerance: 1) that Christian society was not always and inevitable intolerant of homosexuality; and 2) that the shift to intolerance can be localized to a particular historic period and related to other significant cultural and political shifts during that period. Perhaps the present day is an opportunity for understanding just how a conjunction of unrelated forces can combine to create apparently illogical shifts in popular thinking. Or at least apparent shifts in popular thinking.