Elena Mechlin has been promoted to literary agent at Pippin Properties. Prior to joining Pippin in 2009, she worked in the subsidiary rights and marketing departments at Simon & Schuster, and as associate marketing manager at Random House Audio. She will continue to manage Pippin's foreign and audio rights.

Julia O'Halloran has joined DK Publishing as publicist. She was formerly associate publicist at William Morrow.

Macmillan Children's Publishing Group has two promotions. Michelle Campbell has been promoted to marketing associate in the school and library marketing department; previously she was marketing assistant.

Courtney Griffin is now associate publicist, previously she was publicity assistant.

Charlesbridge has several promotions. Donna Spurlock has been promoted to director of marketing; she was previously associate director of marketing.

Alyssa Mito Pusey has been promoted to senior editor; she was formerly editor.

Megan Quinn adds sub rights manager to her list of duties; she is sales manager for the school and library market.

Julie Ham will be adding the title of contracts coordinator to her existing duties of associate editor.

HarperCollins Children's Books’ Katherine Tegen Books imprint has two new hires. Jill Davis has joined as executive editor. Previously she worked at Farrar, Straus & Giroux, Bloomsbury, Viking, and Random House, and was editor of Elizabeth Partridge's Printz Honor winner John Lennon: All I Want Is Truth and NBA finalist This Land Was Made for You and Me: The Life and Songs of Woody Guthrie. She edits picture books, middle-grade fiction, and teen fiction, and is also a picture book author Maria Barbo has joined as senior editor. She was formerly with Scholastic, where she worked on the It’s Happy Bunny! and Pokémon brands, and was a project editor at Feiwel and Friends.

Houghton Mifflin Harcourt Books for Young Readers has two promotions. Mary Wilcox has been promoted to v-p and editor-in-chief; she was previously v-p, editorial director, Houghton Mifflin Books for Children and HMH Books. Adah Nuchi has been promoted to associate editor of HMH Books for Young Readers; she was formerly editorial associate, Harcourt Childen's Books.