Variations and Fugue on a Theme by Handel located. In other words, what gives unity to the variation set ... is not the theme as such, but rather a network of 'family resemblances', to use Wittgenstein's term, between the different variations." There are various opinions about the organization of the "Handel Variations". Hans Meyer, for example, sees the divisions as nos. 1–8 ('strict'), 9–12 ('free'), 13 ('synthesis'), 14–17 ('strict') and 18–25 ('free'), culminating, of course, in the fugue. William Horne emphasizes paired variations: nos. 3 and 4, 5 and 6, 7 and 8, 11 and 12, 13 and 14, 23 and 24. This helps him to group the
What Lies Below be left alone." Supervising producer Jeff Vlaming wrote "What Lies Below", his second episode of the season. Filmmaker Deran Sarafian served as the director, his first and only "Fringe" directional credit. The episode featured one-time guest appearances by actors Demore Barnes, Geoff Pierson, Conrad Coates, Natassia Malthe, and David Richmond-Peck. Actor Joshua Jackson, who plays an infected Peter Bishop in the episode, noted during shooting that he found inspiration from "imagin[ing] the worst hangover I've ever had and multiply it by ten". Actress Jasika Nicole was pleased that the writers decided to let her character discover Walter's secret, commenting "Astrid