a She does not need a head covering, however, when preaching from house to house, since the responsibility to preach the good news rests on all Christians. But if circumstances require that she conduct a home Bible study in the presence of her husband (her head, even though not a Christian), she should use a head covering. Also, if, as an exceptional circumstance, a dedicated male member of the congregation is present when she conducts a prearranged home Bible study, she should cover her head, but he should offer the prayer.