Brian Hales, author of the 3-volume Joseph Smith's Polygamy (cf. the Mormon Polygamy Documents Website), has just posted a video on youtube responding to Denver Snuffer:
Denver Snuffer: Polygamy Reductionist and Non-Transparencyist
Further Reading
Brian C. Hales, A Response to Denver Snuffer’s Essay on Plural Marriage, Adoption, and the Supposed Falling Away of the Church – Part 1: Ignoring Inconvenient Evidence
Idem, A Response to Denver Snuffer’s Essay on Plural Marriage, Adoption, and the Supposed Falling Away of the Church – Part 2: Façade or Reality?