Laurie Muchnick has been named the new fiction editor of Kirkus Reviews. She was most recently at Bloomberg News.

At Macmillan Publishers, Guy Browning has been appointed senior v-p, fulfillment for MPS, effective January 27. He will report to Andrew Weber, COO. Browning has been with Macmillan in the U.K. for over 20 years.

Sooji Kim has been promoted to assistant marketing manager at Simon & Schuster Children's Publishing.

Nike Whitcomb has been named the executive director of the American Writers Museum.

Anne Rumberger has joined The Experiment as publicity, marketing, and sales manager. She was most recently publicity and marketing manager at Seven Stories Press.