Yolen employs a variety of techniques that sustain interest, support mood and theme, and develop character and plot. Reader interest is drawn by rhythmic, flowing writing, but the style is somber as well. This device helps to communicate the repressive flavor of Shaker living even when the scenes involve joyful celebration. The novel's convincing realism derives in part from Yolen's research into Shaker history, including her observation of the actual round barn at Hancock Shaker Village in Massachusetts.

Realism is also conveyed by deft portrayal of human nature and the effective differentiation of characters, although the overall group is stereotypical. The plot and Sarah's nuanced, realistic characterization stem largely from Yolen's perception of her daughter Heidi, when at the age that girls become interesting to boys. The tension between celibate rule and human yearning is heightened by the youth of the central characters, and by the...