Marc Pariser has joined Metropolitan Talent Agency as head of its literary and packaging departments in television and features.Pariser comes from Shukovsky English Entertainment, where he was executive vice president, creative affairs. At Metropolitan, he succeeds Andy Howard, who recently departed to go back into production. Pariser said that among the areas he will concentrate on are attracting clients with “evolving careers,” such as TV writers who in the future will become show-runners or pen screenplays. On the lit side, the agency reps writers such as Pam Pettler, the executive producer of “Clueless”; Tom Towler, the supervising producer of “JAG”; and Olivia Goldsmith, author of “The First Wives Club,” as well as directors including Arthur Allan Seidelman and Charlie Matthau. Before he was at Shukovsky English, Pariser was partnered with Roger Young in a production company. Before that, he was a talent agent at William Morris and CAA for 17 years.