In this thoughtful book Adib Taherzadeh traces the origin of the Bahá'í Administrative Order, outlines the spiritual standards and principles that govern the workings of the Spiritual Assembly; emphasizes the importance of understanding the spirit of the Administrative Order and working within it; describes the gradual unfoldment of the administrative institutions of the Bahá'í Faith; and provides insights into the role of the individual members of these institutions - the Trustees of the Merciful.